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The MERV scale, also known as the Minimum Efficiency Reporting Value, measures the rate of effectiveness of air filters. MERV was designed in 1987 and has been in use since than.
Hurricanes are rated on the Saffir-Simpson scale.
No. Hurricanes are classified on the Saffir-Simpson scale. The Fujita scale is used to rate tornadoes.
No. The Saffir-Simpson scale is used to rate hurricane strength. Earthquakes are measure on the Moment Magnitude scale (formerly the Richter scale).
The Enhanced Fujita scale is used to rate tornadoes.
scratching the mineral acrros a glass plate
The Mohs hardness of californium is between 3 and 4.
Gypsum is a soft stone. It only has 2 on the Mohs Hardness Scale. Anything harder than it will polish it.
The MERV scale, also known as the Minimum Efficiency Reporting Value, measures the rate of effectiveness of air filters. MERV was designed in 1987 and has been in use since than.
the Richter scale
Mohs surgery provides high cure rates for malignant skin tumors. For instance, the five-year cure rate for basal cell carcinoma treated by Mohs surgery is higher than 99%. The frequency of recurrence is much lower with Mohs surgery is much lower
The Richter Scale.
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The Richter Scale is used to rate earthquakes.
Use the scratch test.
Hurricanes are rated on the Saffir-Simpson scale.
In large scale industry the goodes will get in cheap rate