Energy Sensor, offers an easy way to quantify voltage, current, power, and energy output of small wind turbines and solar panels, measures the current and voltage of the system. Data-collection and analysis software
Production of Biodiesel Kit, Includes: Vegetable oil, Methyl alcohol, Potassium hydroxide, Microburners, two-phase process to produce small batches of crude biodiesel
Kestrel DROP D2 Wireless Temperature & Humidity Data Logger, Dimensions: 2.4 x 1.8 x 0.9 in, Battery Type: User-replaceable, Logging Rate: 2 seconds to 12 hours, Storage Temperatures: -30 to 60 deg C, Compliance: CE certified, FCC, IC tested, RoHS, WEEE compliant
Liquid Propane Bunsen Burner, No-Tip Safety s with expanded base and easy carry handle. This is most economical. It lacks a flame stabilizer or throttle control, but it does have an air flow adjustment sleeve. It is available for Natural and LP Gas and is 6inch tall.