Freezer use in the laboratory

A freezer is a refrigeration device that includes a thermally insulated compartment and a refrigeration system, which helps you keep cold and slow rot.

Electric conductivity

Conductivity is defined as the ability of a substance to conduct electrical current and is the opposite of resistance; it is a measure of the property that aqueous solutions possess to conduct electrical current.

What is sleep apnea?

Obstructive sleep apnea is a respiratory pathology that is characterized because people who suffer from it regularly snore, have breathing stops have breathing stops (apnea) repeatedly and drowsiness during the day.