Are you familiar with the following instruments? Tell what they measure and then state whether they are standard or non-standard. Standard or Non-Standard Instruments What does it measur
1. Seismograph
2. Hygrometer
3. Barometer
4. Thermometer
5. Dangkal
6. Pail
7. Graduated Cylinder
8. Electro cardiograph
9. Geizer counter
10. Sphygmomanometer​