Halvorrsson Trie

Developed by Ivor Halvorrsson, father to biochemist Annanth Halvorrsson and CEO of Halvorrsson Industries, the Trie is a biotechnical oxygen scrubber for use in confined and polluted spaces. A more durable, outdoor version is also available, known as the Outdoor Advanced Cleaning Trie, or OAC trie. The principle is simple. Continue Reading