plaster of Paris
/ˌplɑːstər əv ˈpærɪs/noun
उच्चारण प्लार्स्टर अव पैरिस
प्लास्टर ऑफ़ पेरिस
Advanced word
noun
- 1
[U]
a white powder made by heating gypsum, which becomes hard when it is mixed with water and left to dry, used for making casts for broken bones and for statues and decorations
प्लास्टर ऑफ़ पेरिस
- The doctor put his broken arm in plaster of Paris.
- Many Ganesh idols are now made of clay instead of plaster of Paris.
⌂Word origin and word building
From the large deposits of gypsum near Paris that were used to make it.
इसका नाम Paris के पास मिलने वाले gypsum के बड़े भंडारों से पड़ा, जिनसे इसे बनाया जाता था।
✓In the exam
General knowledge
Chemically it is calcium sulphate hemihydrate, and it sets hard by taking up water to form gypsum again.
GK: रासायनिक रूप से यह calcium sulphate hemihydrate है, और पानी लेकर दोबारा gypsum बनते हुए यह कठोर हो जाता है।