Why some flames are blue and others are red?

Electro Funk. Electrolysis of Copper Chloride explained. Last rap before September 😎 Like every year, enjoy a well earned rest between now and September and be rest assured - Science raps will return on Friday 4th September at 3pm! I will have other non GCSE science rap content dropping over the summer tho! #gcse #science #chemistey #rappingscienceteacher

Rooftop Replacement & Façade Remediation | Sydney Crane Lift Works

What Everyday Spices Do to Food

This is the purest salt I've ever seen