Transcript of Cast Iron: An Invention of Ancient China. Mass-production began in the Han dynasty. At the time of its invention, cast iron had many uses. Since the discovery of steel, iron (both cast and wrought) has become less common, as steel is generally stronger.
Asafoetida is a plant. It has a bad smell and tastes bitter. That probably explains why it is sometimes called âdevilâs dung.â. People use asafoetida resin, a gum-like material, as medicine. Asafoetida resin is produced by solidifying juice that comes out of cuts made in the plantâs living roots. Asafoetida is used for breathing problems including ongoing (chronic) bronchitis, H1N1 swine flu, and asthma.
Aminosalicylates (ASAs), such as sulphasalazine or mesalazine, are medications that help to reduce inflammation. They are usually the first treatment option for mild or moderate ulcerative colitis. ASAs can be used as a short-term treatment to treat flare-ups.They can also be taken long term, usually for the rest of your life, to maintain remission. ASAs can be taken: 1  orally â by swallowing a tablet or capsule. 2  as a suppository â a capsule that you insert into your rectum (bottom), where it then dissolves.SAs can be used as a short-term treatment to treat flare-ups. They can also be taken long term, usually for the rest of your life, to maintain remission. ASAs can be taken: 1  orally â by swallowing a tablet or capsule. 2  as a suppository â a capsule that you insert into your rectum (bottom), where it then dissolves.