No matter what trade you work in, you will need to use a concrete anchor at one time or another. Here are some mistakes I have seen (and made) that you will want to avoid: Not knowing your concrete Is it a concrete block hollow cell? Poured cell? Concrete slab? What is the PSI? Not […]

Pioneers of refrigeration The modern world is impossible to imagine without refrigeration. The Internet, food transportation, medical imaging, and vaccine research all rely on refrigeration to function. Even the sprawl of cities across the American south in the 1950s was inconceivable without refrigeration and air conditioning. So, if you like vacationing in Vegas or taking […]

An important rating on motors is the AMBIENT  temperature rating that the motor can operate at. This rating refers to the temperature of the air around the motor, not the temperature of the motor itself or even the temperature of the outdoor air—since the motor is often in a condenser air stream that is higher […]