Although the curriculum includes the environmental hazards of plastic bags, the consultant also added a five-point question to a workbook asking students to list some advantages. According to the teachers’ edition, the correct answer is: “Plastic shopping bags are very convenient to use. They take less energy to manufacture than paper bags, cost less to transport, and can be reused.”
The chemical industry’s chief trade association, meanwhile, is urging the EPA to continue considering its wishes to keep information confidential so competitors won't learn about it. The chemical industry noted that there are “legitimate claims to safeguard intellectual property." The EPA's new steps towards disclosure offers the public more information about the potential dangers of chemicals used in many consumer products, from stain removers to non-stick materials, and is the latest in what the EPA describes as "unprecedented" steps towards transparency.