What Is the Difference Between Isopropyl Alcohol and Methylated Spirits?

Learn the key differences between isopropyl alcohol and methylated spirits, including their uses, safety, and chemical properties.

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Video transcript

Isopropyl alcohol (isopropanol) is a common disinfectant and cleaning agent, often used for electronics and medical purposes due to its quick evaporation. Methylated spirits, also known as denatured alcohol, contain ethanol mixed with additives to make it poisonous and unpalatable, often used as a solvent or fuel. Note the toxicity of methylated spirits makes it unsuitable for skincare or wound cleaning, unlike isopropyl alcohol.

Questions and answers

  1. Can methylated spirits be used for disinfecting wounds?

    No, methylated spirits are toxic due to additives and should not be used for skincare or wound cleaning. Isopropyl alcohol is safer for such purposes.

  2. Why is methylated spirits poisonous?

    Methylated spirits contain ethanol mixed with additives like methanol to make it poisonous and unpalatable, preventing ingestion.

  3. What are common uses of isopropyl alcohol?

    Isopropyl alcohol is commonly used as a disinfectant for medical applications and as a cleaning agent for electronics because it evaporates quickly.