As part of its report on back-to-school supplies, CHEJ also produced a guide to safer back-to-school supplies as a way to help parents make safer decisions.

FORBES: Report Finds Toxic Levels of Phthalates Lurking in Popular Back-to-School Items

One of Abu Dahdah's oldest comrades, Chej Salah, who had helped him to foment militant Islam in Madrid during the mid-1990s, later went to Afghanistan and played a prominent role in the terrorist-training network, according to Judge Garzon.

ECONOMIST: The al-Qaeda network

Because back-to-school supplies are not regulated in the same way these products can be marketed and sold to children without threat of legal action, but CHEJ cautions parents to beware of school supplies, particularly those made of vinyl (think backpacks, binders, and lunch bags and boxes).

FORBES: Report Finds Toxic Levels of Phthalates Lurking in Popular Back-to-School Items