Free Landscape Sprinkler Irrigation System Design Tutorial (Popularity: )

Describes what information to collect, what equipment one would need, and determine pipe size requirements.
Category: Science\Agriculture\Practices and Systems\Irrigation

Convert World (Popularity: )

Interactive calculators used to for converting between currencies, weight, volume, mass, time, distance and more.
Category: Science\Reference\Units of Measurement\Online Calculators

English weights and measures: (Popularity: )

Wire gauges SWG and metric conversions. NOT AWG.
Category: Science\Technology\Electronics\Reference