When it comes to measurements, the everyday kind that deal with things like air pressure, tire pressure, blood pressure, etc., there is no such thing as an absolute accuracy. And yet, as with most things, scientists are able to come up with a relatively accurate way of gauging these things by measuring them relative to other things.
Quick Answer. Eating coffee grounds is not bad for an individual's health, according to Sandeep Godiyal for Natural News. In fact, coffee grounds are very high in antioxidants and nutrients, even when they are used to make coffee.
How to Burn Coffee Grounds for Mosquito Control. 1  Start with dry grounds. 2  Place the grounds either in a bowl or on a flat surface (like a piece of aluminum foil) outside. 3  Burn the grounds like you would burn incense.  Choose a spot upwind of your location for best 1  results. For an extra dose of repellent, add fresh bay leaves to the fire. Using coffee grounds to keep mosquitos away is an ideal solution. Itâs extremely cheap, especially if youâre already a coffee drinker and have grounds on hand.