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22 hours ago · In 2013, the International Agency for Research on Cancer (IARC) classified dioxin-like PCBs as human carcinogens. According to the U.S. EPA, PCBs have been shown to cause cancer in animals and evidence supports a cancer-causing effect in humans.
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22 hours ago · Furthermore, cobalt metal is suspected of causing cancer (i.e., possibly carcinogenic, IARC Group 2B) as per the International Agency for Research on Cancer (IARC) Monographs. It causes respiratory problems when inhaled. It also causes skin problems when touched; after nickel and chromium, cobalt is a major cause of contact dermatitis.
22 hours ago · Head and neck cancer often begins with benign signs and symptoms of the disease, like an enlarged lymph node on the outside of the neck, a hoarse-sounding voice, or a progressive worsening cough or sore throat. In the case of head and neck cancer, these symptoms will be notably persistent and become chronic.
22 hours ago · Breast cancer is a cancer that develops from breast tissue. [7] Signs of breast cancer may include a lump in the breast, a change in breast shape, dimpling of the skin, milk rejection, fluid coming from the nipple, a newly inverted nipple, or a red or scaly patch of skin. [1] In those with distant spread of the disease, there may be bone pain ...
22 hours ago · Technology portal. v. t. e. A carbon nanotube ( CNT) is a tube made of carbon with a diameter in the nanometre range ( nanoscale ). They are one of the allotropes of carbon . Single-walled carbon nanotubes ( SWCNTs) have diameters around 0.5–2.0 nanometres, about 100,000 times smaller than the width of a human hair.
22 hours ago · Alcohol (drug) Alcohol, sometimes referred to by the chemical name ethanol, is a depressant drug [11] found in fermented beverages such as beer, wine, and distilled spirit [12] — in particular, rectified spirit. [13] Ethanol is colloquially referred to as "alcohol" because it is the most prevalent alcohol in alcoholic beverages.
