1. Plural of phosgene; chemical compounds or instances of phosgene, a colorless, highly toxic gas (COCl₂) used historically in chemical warfare and industrially in organic synthesis.
Usage: chemistry; historical; technical

Examples

• Phosgenes were deployed as chemical weapons during World War I.
• Industrial chemists handle phosgenes with extreme caution due to their toxicity.
• The production of phosgenes requires specialized safety equipment and protocols.
• Exposure to phosgenes can cause severe respiratory damage.
• Modern regulations strictly control the manufacture and storage of phosgenes.