-Added "MOA" to the Angle Units List -> Minute of Arc -Added "NATO mil" to the Angle Units List -> Similar to milliradian -Added "mrad" to the Angle Units List -> the Popular milliradian unit used in Optics, a.k.a. "mil" -Added "gon" to the Angle Units List -> a.k.a. Gradian, a European Angular Unit -Added "Turns" to the Angle Units List -> An Entire Revolution or Rotation, 360 degrees -Renamed "Slope %" to "% Grade" -> for Better User Identification ** this is the "% Grade" Used by Highway Departments to Mark Steep Mountain Roads & Trails -Added "ANGLE" Section to the Measurement Units List -> Select from Degrees / Radians / % Grade / MOA / & NATO mil >>> ChangeUnits2: is the BEST Scientific Measurement Unit Conversion Reference Money Can Buy!!~

-UPDATED Density Calculation Page -> [g/mL input] **Added to Calculation Output: [grams / fl oz], [Lbs / fl oz], [grams / Pint], [Lbs / cup], [Lbs / Pint] -> Note: [grams / mL] = [grams / cm3] >>> ChangeUnits2: is the BEST Scientific Measurement Unit Conversion Reference Money Can Buy!!~

-ADDED Copy-Paste from Clipboard for ChangeUnits2 TITLE Label **Just Tap on ChangeUnits2 TITLE Label -> Text Briefly turns RED -> PASTE Copied TEXT Into NOTES / EMAIL / or TEXT MESSAGES -> This Particular COPY-to-Clipboard Function COPIES the ENTIRE Page Including ALL 21 Unit Conversion Text Labels!~ ***Converting Scientific Units into Other Common Useful Measurement Units couldn't be EASIER!!~ -> It's a NERD's Paradise!! -ADDED Alternative Spellings -> Buckshot & Birdshot **Now Sporting Clays Enthusiasts & Other Shotgun Users Can Quickly Compare Pellet Counts & Pellet Sizes between Common Buckshot & Birdshot Shot Unit Sizes for any Given Load: such as 1.25 oz of #4 Birdshot = 166 Pellets of 0.13 inch diameter [whereas 1.25 oz of #4 Buckshot is 26 Pellets of 0.24 inch diameter] ***this is especially useful for Clay Pigeon Enthusiasts making tradeoffs between Maximum Pellet Travel Distance & Pellet Pattern Density for Various Barrel Choke Sizes & Cartridge Loadings >>> ChangeUnits2: is the BEST Scientific Unit Conversion Reference Money Can Buy!!~

-Added "CI" [Cubic Inches] to the Scientific Units List **this Allows Classic Car Enthusiasts to More Easily Compare Engine Sizes from Different Eras using Common Nomenclature -Added "CC" [Cubic Centimeters] to the Scientific Units List -> [note: this is identical to mL] **this Allows Motorcycle Enthusiasts to More Easily Compare Engine Sizes between Metric & Classic USA Standards -Added "Cubic Inches" to the Volume Unit Conversion Comparison Page **Now Cubic Inches are Reported Automatically for Any VOLUME Based Unit Conversion from Liters to Acre Feet -Added "Imperial Gallon", "Gallon" & "gallon uk" to Scientific Unit Recognition Engine for VOLUME Unit Conversions >>> ChangeUnits2: is the BEST Scientific Unit Conversion Reference Money Can Buy!!~

-Updated MPG Fuel Efficiency Feature -> MPGe Conversion to Electric Vehicle Economy Standards now Included **Easily Convert MPGe to [kWh / 100km] & [kWh / 100mi] -> Type Unit "MPG" & Press "Convert Units Button" **the EPA Government Standard is [33.7 kWh / Gallon of Fuel (USA)] & [8.9 kWh / Liter of Fuel] -> Now you Can Quickly Calculate How Much Energy [& Money] You're Saving while Recharging your Electric Car on the Side of the Highway!!~ >>> ChangeUnits2: is the BEST Scientific Unit Conversion Reference Money Can Buy!!~

-> In Honor of the 40th Anniversary of the Discovery of the Wreck of the RMS Titanic in 1985 just 425 miles (683 km) South of St. John's, Canada off the Coast of Newfoundland and Labrador -> ChangeUnits2 has added "Meters Deep H2O", "Meters Deep Ocean", "Metric Tons / inch2" & "Metric Tons / cm2" to the Pressure Calculation Page~ -Also ADDED "Meters Deep H2O" & "Meters Deep Ocean" Buttons to the Pressure Category on the Units Conversion Selection Menu **this Adds to the Previously Existing "Feet Deep H2O" & "Feet Deep Ocean" -> reducing the need to Convert from Meters to Feet when Calculating Water Pressure at Extreme Depth ***now Converting Ocean Depth from Meters or Feet into ANY Modern Pressure Unit is a SNAP!!~ -> Note: the Wreck of the RMS Titanic sits submerged 3821 meters Deep (~12,500 feet) -> where Water Pressure is ~380 atmospheres or 2.5 metric tons / square inch **now you can Fact Check your Favorite RMS Titanic Movies!! -> even the Unsinkable Molly Brown would be Impressed!~ -> Understanding Deep Sea Submersibles & the Engineering Challenges of Exploring the Earth's Deep Oceans is so much Easier w/ Useful Scientific Information at your Fingertips!~ -Also ADDED: ChangeUnits2 now Checks For & Removes Trailing Blank Spaces from the INITIAL UNITS Input Field **this Increases CALCULATION ENGINE Durability when UNITS Input Entries are Imperfect -> as is Sometimes Encountered w/ COPY PASTE from CLIPBOARD >>> ChangeUnits2: is the BEST Scientific Unit Conversion Reference Money Can Buy!!~

-Added: "Mach Speed2" to Units List: **Enter Altitude in Feet & Press "Convert Units" -> Atmospheric Temperature / Speed of Sound / & Mach Speeds are Automatically Calculated -Added: "Altitude" to Units List: **Enter the Altitude in Feet & Press "Convert Units" -> Atmospheric PRESSUREs / Temperature / Speed of Sound / & Mach Speed are Automatically Calculated ***"Altitude" is intended for Comparing Pressure Values of Various Locations -> Heights of La Paz / Mount Whitney / & Mount Everest are Included for Reference -> Climbing Giant Mountains & Flying Airplanes is so much Better w/ Useful Scientific Information at your Fingertips!~ >>> ChangeUnits2: is the BEST Scientific Unit Conversion Reference Money Can Buy!!~

-Added non-SI Unit -> Capital "KT" for the Aviation Community (KNOTS / kn / Nautical Miles per Hour) -Also ADDED -> "TAS" (True Air Speed) & "KTAS" (Knots True Air Speed) -> alternative Popular Aviation references for "Nautical Miles per Hour" (True Air Speed) -> Lower Case "kt" is ALSO included in ChangeUnits2 as a reference of KARAT Quality of Gold (kt) vs Percentage Purity (%) -> Lower Case "ct" refers to CARAT Weight of Diamonds -> and is Featured in ChangeUnits2 -> Lower Case "kn" is the ISO preferred Reference to "Nautical Miles per Hour" -> and is also Featured in ChangeUnits2 -> Boltzmann Constant Product "kT" is ALSO found as the Boltzmann Constant (k) Defined in the "PHYSICS" Section, or by using Unit "kT" -Also ADDED -> "Miles/Minute" & "Kilometers/Minute" Units to the INPUT Calculation Engine **Now you can Easily Calculate MPH & km/h using Convenient ++Distance Traveled / Minutes Elapsed++ Format ***Also INCLUDED: alternative unit nomenclatures -> "miles/min" & "km/min" -BONUS!! -> ADDED Mach Speed by Air Temperature Reference Page for High Performance Aircraft Buffs **Just select "Mach Speed" & Enter the Air Temperature in Degrees Fahrenheit....Mach Speeds are Displayed in Nautical Miles/ hour, MPH & km/h ***Speed of Sound is Displayed in meters per second & feet per second, and Temperature is Displayed in Kelvin / Celsius / & Fahrenheit -> this gives Pilots & Aircraft Buffs an EASY Method to Compare Mach Speeds over a Variety of Temperature Conditions related to Both High & Low Altitudes -UPDATED: Temperature Conversion Engine -> Negative Input Values Below ZERO KELVIN / Absolute Zero are ADJUSTED to Minimum Value Allowed **Negative Kelvin Input Values Automatically adjust to ZERO due to Defined Impossibility >>> ChangeUnits2: is the BEST Scientific Unit Conversion Reference Money Can Buy!!~

-Added % Grade, Pitch, Slope, Incline, Gradient to the Angle Conversion Calculator *now you can easily convert from % Grade to Degrees & Radians -> (commonly encountered on steep roads) **Note: lower cased unit "tilt" is a shortcut to the built-in Accelerometer ChangeUnits2 Force Calculation Gauge, which calculates Rolling Force due to Gravity in addition to providing % Grade & Angle degrees. ("Accelerometer" as a unit also works) -Updated Temperature Conversion page to accept "deg C", "deg F" & "deg K......( also "ev/kB" for us Nerds :) -Updated Angle Conversion Calculator to accept "rad", "deg" & "° " -> (such as in 45°) -Updated Scientific Constants to include "c" for Speed of Light

-Added built-in ACCELEROMETER for X & Y Axis Gravitational Position Data w/ DOWNHILL FORCE CALCULATION!~ *Want to Know How much Force You'll Need to Push that Car / Motorcycle / Bicycle up a Hill or Incline? -> ChangeUnits2 has you covered!! *Now you can Easily Measure, View & Record Inclination Angles and Grade Percentages % with FORCE DATA INCLUDED! **Select "Accelerometer" from the Fast Units Selection Menu at the Bottom of the Page just below "SPACE EXPLORATION" ***Type in a Mass and Tilt the Phone to the desired Angle.....Y - Axis runs the Length of the Device Top to Bottom, X-Axis is across the Screen's Width ***Press the "X-Axis" / "Y-Axis" Buttons to Swap Back & Forth. "STOP" & "START" will begin and End Accelerometer Reporting. ***Change the Weight of the Rolling Object at will using convenient ALL AMERICAN LBS!~ ***Measure Steepness of Roads, Trails & Sand Dunes to enhance Sports Activities ***Copy Angles for Woodworking Projects or Roof & Staircase Pitches ***Check Level of Household Objects such as Tables, Countertops, Floors & Walls ***Double Check the Level of your Next Installation - now with your phone, you'll ALWAYS have a LEVEL Handy - Updated Angles & Radians Calculation Page to Include Grade Percentage % **the Steepness of Most Roads is measured in Grade Percentage: (Rise / Run) x 100% **this Allows you to Easily Compare the Actual Angle of Steepness to a Grade Percentage & vice versa

-> Just in Time for the 55th Anniversary of Apollo 11's Moon Landing (7/20/1969 - 7/20/2024) -Added Earth G's Calculation to the Acceleration Page Output: "meters/s2", "inches/s2", "centimeters/s2" & "feet/s2" *now you can check acceleration G's automatically when you enter a "m/s2" acceleration input value **This feature can quickly calculate "G" Forces of Rockets used for Traveling into Earth Orbit / Mars Missions / etc note: G = Earth Gravity Unit (surface), or also: Gravitational Force Equivalent caution: (G in this context DOES NOT denote Gravitational Constant [6.67430(15) x 10^-11 N*m^2/ Kg^2] in this usage) -Updated "centimeters/s2" Input Calculation to correct Formula

-Added km/s unit to the Velocity Calculator Function *Under Initial Unit, type "km/s" & Press Convert Units Button -Added km/s & miles/s to the fast link Engineering Units List -Calculation Fix: "Circumference" Based Geometric Calculator *Under Initial Unit, type "Circumference" & Press Convert Units Button -Calculation Fix: "Surface Area" Based Geometric Calculator *Under Initial Unit, type "Area" & Press Convert Units Button -Updated Numerical Formatting for Gravitational Acceleration Calculator to include commas for Large Numbers *Under Initial Unit, type "G" & Press Convert Units Button

-Added Pi π reference to 27 places for Convenient Offline Calculations -Added "Pi" π Calculator for converting from Decimal to Pi, and vice versa *Under Initial Unit, type "Pi" & Press Convert Units Button -Updated "G" Input Gravitational Acceleration Calculator for Earth G-Force in Lbs & Acceleration Rates in m/s2 & ft/s2 *Under Initial Unit, type "G" & Press Convert Units Button -Updated Circle Function to accept "Caliber" Input for Fast Ballistics Calculations *Under Initial Unit, type "Caliber" & Press Convert Units Button -Added "Circumference" Input to Circle & Sphere Function for speedy Radius / Cross Section / Surface Area / Volume Calculations *Under Initial Unit, type "Circumference" & Press Convert Units Button -Added "Surface Area" Input to Circle / Sphere / Square / Box Function for speedy Geometric Calculations *Under Initial Unit, type "Area" & Press Convert Units Button -Updated Engineering List Menu to include fast links to new pages under the MATH category -Updated Longform List Menu to include fast links to new pages under the MATH category

-Added cL / cl / centiLiters to Unit Conversion Calculator -cL is commonly used for Mixed Drink & Cocktail Recipe measures -Just enter a Number, type cL (or cl or centiLiters) into the Unit Field & Press Calculate *Easily convert cL Mixed Drink Recipes to US fl.oz & mL Now with cL to US fluid ounce unit conversion, the World is your Oyster with ChangeUnits2!~

Added US Customary Units for Volumetric Unit Conversion by Manual Input: - US Teaspoon -> tsp - US Tablespoon -> tbsp - US Cup -> cup *this Update Allows Smaller Culinary Units to be Converted into Other Useful Units of Measure  (such as Pint / Quart / mL / fl oz)

- Added Electrical Arc Flash Protection reference page supporting Unit Conversions between cal/cm2, J/cm2 & MJ/m2. ( calories / cm2, Joules / cm2 & MegaJoules / meter2) -> Radiant Energy - Added Arc Flash PPE reference for Categories 1, 2, 3 & 4

- Updated Rotation View Rebuild Method for iPhone to improve User Experience.

- Added several common Km/h references: " kph" and "kmh" to the Speed Calculator Feature  *to better accommodate Units of Speed commonly used for Open Wheel Racing (F1) for MPH comparison *Just enter "kph" or "kmh" into the Units Field and Press "Calculate" to Utilize this Update.

-ChangeUnits2: Expanded Compatible Devices List *Revised iPad Rotation View Update Method to Extend Code Compatibility to Additional Operating Systems

-Added Picometers (pm) to the Small Measurements Units Section *(Picometers / Angstroms / Nanometers / Microns) -Improved Calculation Results, Section Utility & Appearance for Superior Industry Performance

-Added Hypotenuse Finder Function to Math Calculator **Select the Button Labeled "Math" on the Unit Selection page to Access the Calculator which contains this Function ***Just Enter Side A in one Text Field & Side B in the Other ****Press the "Hypotenuse. (90deg Triangle)" Button ***** the Length of the Hypotenuse will then Appear in the Pink Box *******It's so EASY!! -Also adjusted Button Text Colors in the Math Calculator for Improved Visual Appearance & Readability

New Feature: Added "Feet Deep Ocean" & "Feet Deep H2O" to the Pressure Conversion Calculator *these were also added to the Pressure Category Units Selection List *Now you can Enter a Depth of Water (such as 100 feet) & ChangeUnits2 will Calculate the Pressure Values (ie PSI) for that Depth **ChangeUnits2 ALSO Displays the Equivalent Depth in Feet for both Ocean & Freshwater Conditions for EVERY Pressure Calculation Added Visual Indication of Button Presses for Emoji Hot Key Buttons (Earth Globes, etc) Updated the Randomizer Feature Button from "Finish Line" Emoji to Dice Emoji (to Better Match the Random Action of this Hot Key Function) *Disabled Unnecessary Button Press Sound Effects to Improve User Experience (to Allow uninterrupted Personal Audio during Use of ChangeUnits2)

Hardened ChangeUnits2 Calculation Engine Against Bad Typos in the Initial Value Field *Commas & Spaces are Automatically Removed when "Convert Units" button is Pressed -> Improving User Convenience especially when Pasting In Values **Default Value Method for "No Number" Input Value Condition is also Improved....defaulting to 100.0

Added "Stone" as a Unit of Mass / Gravitational Force for the Convenience of Our Customers in the UK

Added RLC Electronics / Electricity Calculation Buttons inside the Math Calculator Feature Included: Xc Capacitive Reactance, XL Inductive Reactance, Series Resistance, Parallel Resistance, Series Capacitance, Parallel Capacitance, Series Inductance, Parallel Inductance, AC Power Voltage to Current Phase Angle, LC Tank Circuit Resonant Frequency, Voltage IR, Current V/R, Resistance V/I, Power VA, Power I2R.......also (Series Impedance, Parallel Impedance) **Calculations using Ohms, Farads, Henries, Volts, Amps, Watts, Hertz & Degrees