‘Sindoor’ used by ladies is: September 2004
**Core Concept**
The question pertains to the identification of 'Sindoor', a substance traditionally used by women, particularly in Indian and Southeast Asian cultures. **Sindoor** is a red powder applied along the parting of the hair, symbolizing marital status. The primary component of Sindoor is **mercury sulfide**, also known as **cinnabar**.
**Why the Correct Answer is Right**
Given the context, the correct answer relates to the chemical composition of Sindoor. **Mercury sulfide (cinnabar)** is indeed the main ingredient in Sindoor, which gives it the distinctive red color. This information is crucial for understanding the potential health implications of using Sindoor, as **mercury** is a heavy metal with known toxic effects.
**Why Each Wrong Option is Incorrect**
**Option A:** Incorrect because it does not relate to the primary component of Sindoor.
**Option B:** Incorrect as it is not recognized as a component of Sindoor.
**Option C:** Incorrect because, although vermilion is a red pigment, Sindoor specifically contains **mercury sulfide**.
**Clinical Pearl / High-Yield Fact**
It's essential to remember that the use of Sindoor, due to its **mercury** content, can have health implications, including potential **neurotoxicity** and **kidney damage**. This knowledge is crucial for healthcare providers advising patients about the safe use of traditional substances.
**Correct Answer:** D. Mercury sulfide