Chemical risks:

ECHA http://echa.europa.eu/information-on-chemicals

Klöpffer& Grahl (2014) A guide to best Life cycle assessment

Best Available Technologies (BAT) Reference documents (BREF): http://eippcb.jrc.ec.europa.eu/reference/

Environmental product declarations: http://www.environdec.com/ 

Information on several product types

Grocery bag comparison: : The Danish Environmental Protection Agency (2018), https://www2.mst.dk/Udgiv/publications/2018/02/978-87-93614-73-4.pdf