21 Decibel a weighted = 21 Decibel
21 dB(A) = 21 dB
Conversion Formula
1 dB(A) = 1 dB
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Surface tension
54 Joule per square meter
54 Newton per Meter
J/m² → N/m
Length
12 Kilometer
7.456454 Mile
km → mi
Cooking
97 Pint us
45.898072 Liter
pt (US) → L
Textile
66 Ounce per square yard
2,237.80 Gram per square meter
oz/yd² → g/m²
Data
58 Kilobyte
0.05664062 Megabyte
KB → MB
Pressure
79 Mmhg
10,532.44 Pascal
mmHg → Pa