https://soufa.ltd/non-combustible-mohair-fiber-is-flame-retardancy-fire-protection-and-flame-protection-possible-borate-is-effective/ Non-toxic and harmless to humans. Highly effective boric acid-based flame retardant for cellulose. It is also highly effective in termite preservation of wood. Thu, 09 Apr 2020 03:55:59 +0000 hourly 1 https://wordpress.org/?v=6.7.1