The Union spout cap is difficult to open up due to its restricted seal (but we observed that if you pinch each side with the spout, the duvet pops off conveniently). The Purifyou is made of borosilicate glass, and which makes it special. Borosilicate glass resists thermal shock. This means https://fat22121.blogsvila.com/26813677/how-lemon-can-save-you-time-stress-and-money