Most of the United States is currently dealing with extreme heat conditions that can pose a real threat to worker safety.

Here's OSHA's list of the top 10 safety violations for 2010.  Once again, scaffolding and fall protection are at the top.

1. Scaffolding  - 9,093 violations - Scaffold accidents most often result from the planking or support giving way, or from the employee slipping or being struck by a falling object.

Every spring servicemen everywhere ask themselves the same question "what condenser cleaner should I use"? In my opinion the alkaline based cleaners is more than strong enough for most residential and commercial jobs. Another benefit to alkaline based cleaners, is they are not as corrosive as similar acid based product. The alkaline product should still be rinsed and is corrosive it's just not as aggressive. What is the product you use most?

Every year right after winter as the weather begins to warm up your local HVAC guy calls up to remind you about cleaning your equipment. Do you ever wonder if this is just a way for Mr. Contractor to earn a buck? Or is this a real service that should be performed?

Have you ever felt confused when looking for the proper anti-freeze? Automotive manufacturers all have very specific criteria for the type of coolant that are to be used for there vehicles. Grainger now offers a Universal Anti-Freeze/Coolant, part number 6EMX7, ready to use (pre-mixed). Part number 6EMX8 is a concentrate, both one gallon containers. This is recommended for all makes and models of automobiles and light duty trucks.

Do we really need to worry about making sure that a Variable Frequency Drive operates a VFD Rated motor only. Geeez, they have been making VFDs say at least since the 80s and there were no VFD rated motors back then. Whats the deal???

How much more severe is the potential of rust/corrosion when using two very dissimilar metals such as a stainless steel screw and a plain steel nut. Galvanic Corrosion??