Thanks to Casper for partnering with me! Go to http://casper.com/backyard and use code backyard for $50 towards any mattress purchase! My girlfriend's channel - SandraSays https://www.youtube.com/channel/UC967EJHoQ7ukJLLYz9VaLHA/videos Facebook: https://www.facebook.com/TheBackyardScientistOfficial/ Instagram: https://www.instagram.com/backyardscientistofficial/ Twitter: https://twitter.com/ChemicalKevy Website: http://thebackyardscient.ist/ Cameras I used in this video: Highspeed camera- Chr