Q. I recently wrote to you and sent pictures of my brick front steps, which are an eyesore. I subsequently took a wire brush to scrub them, both dry and wet, with no measurable results. Should I now ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? There seems to be a limitless number of products available to clean, strip, etch, ...

Scale removal is an important maintenance activity on heat exchangers and other industrial water handling equipment. Over time, calcium carbonate from hard water builds up on the surfaces of pipes and ...

While there seem to be cleaning products formulated for any type of stain, mess, or grime you can think of, some people—for a variety of reasons—prefer to take more of a chemistry-class-approach to ...