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Rule 32 (Definitions)

(a) The word "whistle" means any sound signalling appliance capable of producing the prescribed blasts and which complies with the specifications in Annex III to these Regulations.

(b) The term "short blast" means a blast of about one second duration.

(c) The term "prolonged blast" means a blast of from four to six seconds duration.

Definitions for Rule 32 (Definitions)

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