KA-50 helicopter
KA-50 helicopter – The Kamov Ka-50 “Black Shark” is a Russian single-seat attack helicopter with the distinctive coaxial rotor system of the Kamov design bureau. It was designed in the 1980s and adopted for service […]
How to wipe windows?
How to wipe windows – Mix one part distilled vinegar to 10 parts warm water in a spray bottle. Wipe down the window with a a soft, clean, lint-free microfiber cloth or paper towel to […]
HOW TO wear construction helmet?
HOW TO wear construction helmet – Put the safety helmet upside down with the front peak facing away from you. Pull the suspension system out of the safety helmet to check and make sure that […]
How to relax muscles?
How to relax muscles – Breathe in, and tense the first muscle group (hard but not to the point of pain or cramping) for 4 to 10 seconds. Breathe out, and suddenly and completely relax […]