(1) The buoyant smoke signal shall:
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(i) be contained in a water-resistant casing;
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(ii) not ignite explosively when used in accordance
with the manufacturer's operating instructions;
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(iii) have brief instructions or diagrams clearly
illustrating the use of the buoyant smoke signal printed on its casing.
(2) The buoyant smoke signal shall
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(i) emit smoke of a highly visible colour at a
uniform rate for a period of not less than 3 min when floating in
calm water;
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(ii) not emit any flame during the entire smoke
emission time;
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(iii) not be swamped in a seaway;
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(iv) continue to emit smoke when submerged in
water for a period of 10 s under 100 mm of water.