{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Use of positive pressure ventilation (PPV) fans to reduce the hazards of entering chemically contaminated buildings: Summary report","author_name":"Victor J Arca","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0006RF4J4.html\">Use of positive pressure ventilation (PPV) fans to reduce the hazards of entering chemically contaminated buildings: Summary report</a>","width":400,"height":300}