id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-5971	Hagner, Marleena; Penttinen, Olli-Pekka; Pasanen, Tiina; Tiilikkala, Kari; Setälä, Heikki	Acute toxicity of birch tar oil on aquatic organisms	2010	10	.pdf	application/pdf	6173	327	63	27 The pH level of test waters was routinely monitored during treatments. Key-words: acute toxicity test, aquatic organisms, birch tar oil, biocide, EC50 Introduction Birch tar oil (BTO; CAS #8001-88-5, American Chemical Society 2007) is a crude by-product of the slow destructive distillation or pyrolysation, of wood and bark for processing into coal.	cache/afs-5971.pdf	txt/afs-5971.txt