Have you travelled off or up island in the past 2 WEEKS (or the 2 weeks prior to your course)? We are restricting registration to students within the Greater Victoria area for the time being. The Provincial Health Officer has asked that people remain in their own region of BC. This is our attempt to implement her request. Thank You!
Standard sodium bisulfate compound is mixed with warm water for effective cleaning and pickling for precious and non-ferrous metals. Works best at 125 F (52 C). Long-lasting, easy-to-use, and a safe replacement for dangerous sulphuric acid.