To position a ruler accurately, place the point that says 0 at the start of the line you are measuring. With the ruler placed carefully on the line, measure the centimetres first, then the ...

EXAIR’s Model 7905 Digital Static Meter provides an easy-to-use, handheld tool for measuring and identifying sources of static in your processes. Static electricity can wreak havoc in ...

and it's much easier to just place it thing that I'm measuring on a desk and place a 6-inch ruler on it to find its dimensions. Here's my rule of thumb when recommending a laser distance meter: if ...