The Natural Step (TNS)

02.10.2025

An international organization founded in Sweden in 1989 that uses a science-based, systems framework to help organizations, individuals and communi...

terrestrial toxicity

The use or release of substances that have toxic impact on land species.

terephthalic acid

Para-phthalic acid, [C6H4(COOH2)]. a white crystalline water-insoluble carboxylic acid used in making polyester resins, fibers and films by combina...

textile

Any fiber or yarn, natural or man-made, or any fabric made from these materials.

Teflon™

A registered brand name for a stain-resistant finish applied to fabric.

teratogen-suspected

Currently available information indicates that a risk of damage to the embryo or fetus can be considered probable when the mother is exposed to thi...

teratogen

A substance shown to cause damage to the embryo or fetus through exposure by the mother (MAK-list: Pregnancy risk group, category A).

technical nutrient

A material that remains in a closed-loop system of manufacture, reuse and recovery (the technical metabolism), maintaining its value through many p...

technical metabolism

Modeled on natural systems, the technical metabolism is MBDC’s term for the processes of human industry that maintain and perpetually reuse valuabl...