stainless

Bourgeois will also feature at London's Tate Modern, when her giant stainless steel spider, called Maman, returns there in May to celebrate the gallery's 25th birthday.

Liu and her colleagues observe that kitchen implements made from wood or stainless steel are widely available.

Safer, more sustainable options: The safest, most sustainable cookware option are high-quality pans made from carbon steel, stainless steel and cast iron that will last a lifetime.

Instead, caterers typically deliver insulated boxes full of stainless steel containers, which then get rinsed out and returned at the end of the day.

The safest nontoxic material options for kitchen utensil are wood and stainless steel.