Department for Environment, Food and Rural Affairs

QUARRY:
a program to assess the effectiveness of shotgun ammunition
against wildfowl and other quarry

APPENDIX D: Conversion of Imperial to Metric Units

To convert

Process

To get

Inches

*25.4

millimetres

Feet

*0.3048

metres

Yards

*0.9144

metres

Feet per second

* 0.3048

metres per second

Miles per hour

*0.44704

metres per second

Grains

÷15.432

grams

Ounces

*28.35

grams

Foot-pounds

*1.3552

joules

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Published 22 December 1998
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