Using the wrong ratio can damage your tools and affect performance (and conversely, if you use a gas/oil mix in a tool that only needs pure gasoline, you're in trouble, too). Products like string ...

Loaded with four 12Ah batteries, you can get up to 30 minutes of run time at full speed or about an hour at low speed. It’s a ...

Alternatively, you can use other fuel sources as long as it's a mix of mid-grade gasoline and two-cycle engine oil. If your ...

By comparison an electric chainsaw is easy to maintain, starts on the button, stops dead when it is asked and when that safety bar is triggered, and won’t cover you in smoke or 2-stroke mix.

It’s an Open Source Two-Stroke Diesel Engine that’s easy for anyone to build and has minimal moving parts. [Shane]’s engine is based on the Junkers Jumo 205 motor, a highly successful ...

This is commonly how modern combustion engines work. Some engines use fewer strokes per cycle. A two-stroke engine accomplishes everything in two movements of the piston. But it's sloppier ...

This is the product's overall performance score, based on key tests conducted by our industry experts in the CHOICE labs.

This is the product's overall performance score, based on key tests conducted by our industry experts in the CHOICE labs.

Unlock to see our ratings and compare products side by side Blower-mode noise is based on industry-standard measurements at 50 feet and our measurements at ear level. Models rated Very Good or ...

Unlock to see our ratings and compare products side by side Predicted brand reliability ratings are based on estimated problem rates for newly purchased gas straight shaft string trimmers, by the ...

From this understanding, scientists then identified the four characteristic phases of the cell cycle: mitosis (M), gap 1 (G1), DNA synthesis (S), and gap 2 (G2). The study of these phases ...

The Cycle to Work Alliance—a group of companies operating the U.K. government’s cycle-purchasing salary sacrifice scheme—has today published a manifesto outlining how it believes cycling ...