All these processes divide the raw coal into the following three categories: 1  Clean coal, having ash content approx. 7 - 9%. 2  Middlings, having ash content approx. 25 - 30%. 3  Rejects, having ash content approx. 65 - 70%.
What is the most important information I should know about Robitussin Head & Chest Congestion (guaifenesin and phenylephrine)? Do not give this medication to a child younger than 4 years old. Always ask a doctor before giving a cough or cold medicine to a child.
What is Imitrex? Imitrex (sumatriptan) is a headache medicine that narrows blood vessels around the brain. Sumatriptan also reduces substances in the body that can trigger headache pain, nausea, sensitivity to light and sound, and other migraine symptoms. Imitrex is used to treat migraine headaches with or without aura in adults. Sumatriptan will only treat a headache that has already begun.