<?php
## Valid SI Units to be passed in function argument

$Temperature = array(
    'k' => 'Kelvin',
    'c' => 'celsius',
    'f' => 'fahrenheit'
);

$Area = array(
    'm2'  => 'Square Meter',
    'km2' => 'Square Kilometer',
    'cm2' => 'Square Centimeter',
    'mm2' => 'Square Millimeter',
    'ft2' => 'Square Foot',
    'mi2' => 'Square Mile',
    'ac'  => 'Acre',
    'ha'  => 'hectare'
);

$Volume = array(
    'l'   => 'Litre',
    'ml'  => 'Millilitre',
    'm3'  => 'Cubic Meter',
    'gal' => 'Gallon',
    'oz'  => 'fluid ounces',
    'ft3' => 'cubic feet',
    'cm3' => 'cubic centi meter'
);

$Mass = array(
    'kg' => 'Kilogram',
    'g'  => 'Gram',
    'mg' => 'Milligram',
    'lb' => 'Pound,',
    't'  => 'Tonne'
);

$Speed = array(
    'mps'   => 'Meters per Second',
    'kph'   => 'Kilometers Per Hour',
    'mph'   => 'Miles Per Hour',
    'knots' => 'Knots'
);

$PlanesAngles = array(
    'deg'  => 'Degrees',
    'rad'  => 'Radian',
    'grad' => 'gradian',
);

$Pressure = array(
    'pa'   => 'Pascal',
    'kpa'  => 'kilopascal',
    'mpa'  => 'MegaPascal',
    'bar'  => 'Bar',
    'mbar' => 'Milibar',
    'psi'  => 'Pound-force per square inch',
);

$Time = array(
    's'     => 'Second',
    'yr'  => 'Year',
    'month' => 'Month',
    'week'  => 'Week',
    'day'   => 'Day',
    'hr'    => 'Hour',
    'min'   => 'Minute',
    'ms'    => 'Millisecond',
    'dec'   => 'decade',
    'cen'   => 'century',
);

$Energy_Power = array(
    'j'    => 'Joule',
    'kj'   => 'Kilojoule',
    'gcal' => 'Gram calorie',
    'whr'  => 'Watt Hour',
    'kwhr' => 'Kilowatt Hour',
    'ev'   => 'Electronvolt',
    'kcal' => 'kilocalorie'
);

$DiskStorage = array(
    'bit'  => 'bit',
    'byte' => 'byte',
    'kb'   => 'kilobyte',
    'mb'   => 'megabyte',
    'gb'   => 'gigabyte',
    'tb'   => 'terabyte',
    'pb'   => 'petabyte'
);

$Frequency = array(
    'hz'  => 'hertz',
    'khz' => 'kilo hertz',
    'mhz' => 'mega hertz',
    'ghz' => 'giga hertz'

);

$Length = array(
    'm'  => 'Meter',
    'km' => 'Kilometer',
    'cm' => 'Centimeter',
    'mm' => 'Millimeter',
    'um' => 'Micrometer',
    'nm' => 'Nanometer',
    'in' => 'Inch',
    'ft' => 'Foot',
    'yd' => 'Yard',
    'mi' => 'Mile'
);
