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About half of all children spend some time in a single-parent family.
Polymer
Large molecules made up of repeating structural units known as monomers.
Phosgene
A highly toxic and reactive compound with the formula COCl2, used as a chemical intermediate in the production of pharmaceuticals and pesticides.
Polycarbonates
A group of thermoplastic polymers containing carbonate groups in their chemical structures, known for their durability and used in the manufacture of eyewear, DVDs, and bulletproof glass.
Diisocyanate
A chemical compound with two isocyanate groups (-NCO), used primarily in the production of polyurethane foams, elastomers, and coatings.
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