The 33-year-old was doing air quality tests at an old fire station in Edmonton when he went into anaphylactic shock. Walnut shells were used to blast paint of the walls earlier that day ...

Composition Materials has been a leading supplier of crushed walnut shell grit products for more than 50 years. In the 1960s, the company pioneered an innovative coating removal blasting technology ...

You can save this article by registering for free here. Or sign-in if you have an account. EDMONTON — Justin Mathews had a lifelong nut allergy and was always careful, so his family is stunned that he ...

The death of an Edmonton man who suffered a fatal allergic reaction after visiting a worksite where walnut shells were used to blast paint off walls is baffling, an allergy expert says. Justin Mathews ...

This video shows how to apply walnut shell grit for non-skid coatings from Composition Materials. Walnut shell blasting media is an eco-friendly; environmentally-safe soft abrasive grit used in media ...