Not very practical, but the chemistry is interesting. Producing a strong acid from a weak acid by using precipitation as the driving force is something I don't see very often.
Machina Labs has come up with a way to roboform metal....
Alternative Invidious Link
Lynyrd Skynyrd's "Sweet Home Alabama" is released in America, where it would become their highest charting single, reaching #8. If you listen carefully, you can hear Ronnie Van Zant shout "Turn it up", asking producer Al Kooper and engineer Rodney Mills to turn up the volume in his headphones so that he could hear the track...
Oslo Freedom Forum (OFF) is a series of global conferences run by the New York–based non-profit Human Rights Foundation under the slogan "Challenging Power". The forum aims to bring together notable people, including former heads of state, winners of the Nobel Peace Prize, prisoners of conscience, as well as of other public...
A simple mix of two cheap salts, Sodium Sulfate and Table Salt (Sodium Chloride) dissolved in boiling water can create a really useful Phase Change Material that has a melting point of 18c (65f) which allows it to be recharged back into it's cooling state simply by putting it in a basement and can then be used as a cooling...
Dutch funk band Fox the Fox made an international hit with this track, you might recognize this as the Weekend sampled it for his track Wanderlust from his debut album.
YouTube #balloons
Discogs: https://www.discogs.com/de/artist/10803553-Sam-Snitchy
They've improved the Everything Presence Lite.
