OZ	MM		FRACTION	DECIMAL
1	0.40		1/64	0.016
2	0.80		1/32	0.031
3	1.20		3/64	0.047
4	1.60		1/16	0.063
5	2.00		5/64	0.078
6	2.40		3/32	0.094
7	2.80		7/64	0.109
8	3.20		1/8	0.125
9	3.60		9/64	0.141
10	4.00		5/32	0.156
11	4.40		11/64	0.172
12	4.80		3/16	0.188
FOR QUICK MENTAL CONVERSIONS:
	1 oz = .4 mm
	1/4 oz = .1mm
	2 1/2 oz = 1.0mm
	1 oz = 3/4 iron
	1 1/3 oz = 1 iron
	1/48 in = 1 iron
	1/64 in = 1 oz
to convert decimeters to sq. foot: divide amount by 9.29
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