'nontoxic' is a correct and usable word in written English
It means not harmful or poisonous. You can use it to describe substances, products, or environments that are safe to use and do not pose a threat to human health. Example: The cleaning products we use in our office are all nontoxic and environmentally friendly, making them safe for our employees and customers.
Vinyl fluoride (H2C=CHF), also called fluoroethylene, a colourless, flammable, nontoxic, chemically stable gas belonging to the family of organohalogen compounds and used as the starting material in making polyvinyl fluoride, a plastic used in films for weather-resistant coatings of structural materials.
Tin is nontoxic, ductile, malleable, and adapted to all kinds of cold-working, such as rolling, spinning, and extrusion.
They are well suited for these and other applications because they are nontoxic and nonflammable and can be readily converted from a liquid to a gas and vice versa.
Because chemotherapy is most effective when used at the highest nontoxic dose, the interval between treatments may need to be prolonged to prevent complete bone marrow suppression.
It is chemically inert to most gases, nontoxic, and will not soften, swell, or disintegrate in water.
In contrast to the nontoxic compounds employed as stabilizers, some tri-organotin compounds (e.g., tributyl- and triphenyltins) are powerful biocides and have found use in a number of relevant applications, such as fungicides, wood preservatives, antifouling paints, and hospital and veterinary disinfectants.
The physicians using these methods introduced artificial contrast agents, such as a paste consisting of barium sulfate, which is inert and nontoxic when taken by mouth.
Regardless of size whether a small jar with a capacity of less than one gallon or a huge tank with a capacity of more than 1,000,000 gallons aquariums must be constructed with care; many substances, especially plastics and adhesives, nontoxic to humans, are toxic to water-breathing animals.
In the early 2000s a group of scientists developed inks made from nontoxic pigments that could be contained within nano-beads.
Elemental silicon and most silicon-containing compounds appear to be nontoxic.
Like the penicillins, the cephalosporins are relatively nontoxic.
