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Scuba Diving Sheet: The Notebook for Divers

Never hold your breath. As every good entry-level dive student knows, this is the most important rule of scuba. ...Practice safe ascents. ...Check your gear. ...Dive within your limits. ...Stay physically fit. ...Plan your dive; dive your plan. ...Rule of thirds. ...Use the buddy system.

yazar:wealy yasu
Isbn 13:979-8583525799
yayınevi:Independently published
dil:İngilizce
ASİN:B08R7R73QP
Tarafından gönderildi
Scuba Diving Sheet: The Notebook for Divers:
18 Aralık 2020
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