american made non-toxic hair care products brittanie's thyme co-wash photo credit: brittanie's thyme co-wash helps to cleanse, balance and refresh your hair without stripping its natural oils and nutrients away. great for all hair types, especially color treated hair, is infused with organic peppermint oil...
sealed rotary vane pumps for many medium and high vacuum applications (e.g., in low-pressure vacuum carburizing where fine granular soot is carried from the process into the pump). designers and users of vacuum furnaces must have a good understanding of how claw and screw pumps operate. this includes...