MCQ
Which type of thermometer measures temperature without making contact with the human body?
- ADigital thermometer
- BMercury thermometer
- ✓Infrared thermometer
- DAlcohol thermometer
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| S.No. | Items | Wood | Plastic | Metal | Glass |
| $(i)$ | Cooking | $\surd$ | $\surd$ | $\times$ | $\times$ |
| $(ii)$ | Storage container | $\surd$ | $\surd$ | $\surd$ | $\surd$ |
| $(iii)$ | $LPG$ cylinder | $\surd$ | $\surd$ | $\times$ | $\surd$ |
| $(iv)$ | Tea cup | $\surd$ | $\surd$ | $\surd$ | $\times$ |