by Milan Sanader | Dec 21, 2020 | All Science Teachers, Safety
Real trees can pose a serious fire hazard if the tree dries out. There’s nothing like the fresh smell of a real tree, but real trees can also pose a serious fire hazard if the tree accidentally dries out. Steve Spangler teamed up with Captain Brian Ribble from...
by msander | Dec 13, 2018 | Gr 9-10 Science, Gr. 11-12 Chemistry
Flame-retardant chemicals can slow the spread of fire in homes and garments. But are these compounds naughty or nice? This week on Reactions, we ask whether old Saint Nick might want a flame-retardant suit…or choose to opt out. More PBS Digital Studios Goodness...
by msander | Nov 9, 2018 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
Sitting around a campfire, you can feel its heat, smell the woody smoke, and hear it crackle. If you get too close, it burns your eyes and stings your nostrils. You could stare at the bright flames forever as they twist and flicker in endless incarnations… But what...
by msander | Dec 18, 2017 | All Science Teachers, Safety
There’s nothing like the fresh smell of a real tree, but real trees can also pose a serious fire hazard if the tree accidentally dries out. Steve Spangler shares a “television-only” science demonstration with firefighters in a controlled...
by msander | Jul 5, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
Are you slowly killing your car by using below average gas? Olivia talks about octane ratings and how your vehicle is designed to handle them. Hosted by: Olivia...
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