2016年8月22日 · Health Hazard: A cancer-causing agent (carcinogen) or substance with respiratory, reproductive or organ toxicity that causes damage over time (a chronic, or long-term, health hazard). Flame: Flammable materials or substances liable to self ignite when exposed to water or air (pyrophoric), or which emit flammable gas.

Hazard symbols are universally recognized symbols designed to alert individuals to the presence of hazardous or dangerous materials, locations, or conditions. These include risks associated with electromagnetic fields, electric currents, toxic chemicals, …

Toxic substances – Substances with an LD 50 value ≤ 300 mg/kg (oral) or ≤ 1000 mg/kg (dermal) or an LC 50 value ≤ 4000 ml/m 3 (inhalation of dusts or mists) e.g. nearly everything that contains cyanide groups

危险性符号 （英語： Hazard warning symbols）是用来标识 危險 的 物質 、地點或物品，包括 電流 、 毒物 與 放射性。 危險性符號通常由 法律 規定並由 標準化組織 執行。 本页面有 特殊字符， 操作系统 及 浏览器 須 支持特殊字母与符号 才能正確显示，否则可能變成 乱码 、问号、空格等其它符号。 括號內為該 符號 的 Unicode 編碼。 国际标准化组织 规定了一套生产场所和公共区域通用的安全标识，警告用途的标识编号以W开头。 欧盟 于1967年制定的 危险物品指令 中规定 …

2022年8月17日 · The skull-and-crossbones GHS pictogram, widely known as the toxic symbol, represents chemicals with the highest levels of acute toxicity. That means these chemicals have an immediate and severe (even lethal) effect on human health.

2023年9月21日 · Toxic Chemicals that cause damage to health at low and very low levels. The symbol is a skull and crossbones and replaces the old classifications of toxic and very toxic.

European hazard symbols for chemicals are pictograms defined by the European Union for labelling chemical packaging (for storage and workplace) and containers (for transportation). They are standardised currently by the CLP/GHS classification. [1]

Hazard Communication Pictograms The following pictogram files can be downloaded. The size of each pictogram can be adjusted and will remain proportional. EPS is a standard format (vector image) for printing materials professionally or for producing materials for large projects (e.g., labels for signs, tanks, vessels).

What Are Toxic Warning Signs? Toxic warning signs are standardized symbols or messages that indicate the presence of hazardous materials that can be harmful if inhaled, ingested, or come into contact with skin. These signs are crucial in informing workers and the general public about potential dangers, enabling them to take appropriate Precautions.

毒性病容（toxic sign）是指病人在面對某些急性疾病或感染時，所表現出來的外觀及生理狀態的變化。 這些變化通常是身體對於感染或其他病理狀態的反應，顯示出病情的嚴重性或進展的速度。