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  2. Chloromethane - Wikipedia

    en.wikipedia.org/wiki/Chloromethane

    Chloromethane was a widely used refrigerant, but its use has been discontinued. It was particularly dangerous among the common refrigerants of the 1930s due to its combination of toxicity, flammability and lack of odor as compared with other toxic refrigerants such as sulfur dioxide and ammonia . [ 24 ]

  3. Volatility (chemistry) - Wikipedia

    en.wikipedia.org/wiki/Volatility_(chemistry)

    In chemistry, volatility is a material quality which describes how readily a substance vaporizes. At a given temperature and pressure , a substance with high volatility is more likely to exist as a vapour , while a substance with low volatility is more likely to be a liquid or solid .

  4. Organochlorine chemistry - Wikipedia

    en.wikipedia.org/wiki/Organochlorine_chemistry

    The most important is dichloromethane, which is mainly used as a solvent. Chloromethane is a precursor to chlorosilanes and silicones. Historically significant (as an anaesthetic), but smaller in scale is chloroform, mainly a precursor to chlorodifluoromethane (CHClF 2) and tetrafluoroethene which is used in the manufacture of Teflon. [1]

  5. Chloroform - Wikipedia

    en.wikipedia.org/wiki/Chloroform

    Chloroform, [10] or trichloromethane (often abbreviated as TCM), is an organochloride with the formula C H Cl 3 and a common solvent.It is a volatile, colorless, sweet-smelling, dense liquid produced on a large scale as a precursor to refrigerants and PTFE. [11]

  6. Couple Accused of Faking 6-Year-Old Son's Cancer, Raising ...

    www.aol.com/couple-accused-faking-6-old...

    The officer alleged that the couple had been requesting monetary donations through a GoFundMe page and word of mouth, to fund their 6-year-old son's medical treatment.

  7. US Supreme Court declines to let RFK Jr drop off ballot in ...

    www.aol.com/news/us-supreme-court-declines-let...

    (Reuters) -The U.S. Supreme Court denied on Tuesday a bid by former independent presidential candidate Robert F. Kennedy Jr., who has endorsed Republican Donald Trump, to be removed from the ...

  8. Photochlorination - Wikipedia

    en.wikipedia.org/wiki/Photochlorination

    An example of photochlorination at low temperatures and under ambient pressure is the chlorination of chloromethane to dichloromethane. The liquefied chloromethane (boiling point -24 °C) is mixed with chlorine in the dark and then irradiated with a mercury-vapor lamp. The resulting dichloromethane has a boiling point of 41 °C and is later ...

  9. My daughter repeated kindergarten because she couldn't read ...

    www.aol.com/daughter-repeated-kindergarten...

    Susie Coughlin was concerned when her daughter struggled with reading skills at her public school.. The mom of two was disappointed her district didn't teach phonics as part of its literacy program.