Fahrenheit to Celsius Converter (°F, °C, K)
Convert between Fahrenheit, Celsius, Kelvin and Rankine with the NIST formulas worked out for your numbers, a mental-math estimate with its error, temperature-change conversion and printable charts.
KG to LBS Converter (and Every Weight Unit)
Convert kilograms to pounds and between every common weight unit, with pounds and ounces, stones and pounds, a dual scale and the working shown.
