Triiodomethane, also known as iodoform, is an organic compound with the formula CHI3. It is a yellow solid at room temperature and has a characteristic odor. It is used in various applications, but its most common use is as an antiseptic drug.

Antiseptic Drug:
Iodoform is used as an antiseptic drug to treat wounds and prevent infections. It works by killing the bacteria and preventing their growth. It is commonly used in dental surgeries and as a dressing for wounds.

Chemical Properties:
The iodoform test is a chemical test used to detect the presence of methyl ketones in a sample. When a methyl ketone is treated with iodine and a base, it forms iodoform, which is a yellow precipitate. This reaction is used as a test for the presence of methyl ketones in various organic compounds.

Other Uses:
Apart from its use as an antiseptic drug, iodoform is also used in the production of certain pharmaceuticals, as a laboratory reagent, and as a disinfectant. However, it should be noted that iodoform has some toxic properties and should be handled with care.

Conclusion:
In conclusion, iodoform is an important organic compound that finds its application in various fields. Its most common use is as an antiseptic drug, where it is used to treat wounds and prevent infections. It is also used in the production of pharmaceuticals, as a laboratory reagent, and as a disinfectant. However, due to its toxic properties, it should be handled with care.