Pontoon effect Pontoon effect The pontoon effect refers to the tendency of a vessel whose flotation depends on lateral pontoons to capsize without warning when a lateral force is applied. The effect can be sudden and dramatic because pontoon boats usually cannot rely on the righting effect of a keel (which contains ballast). The vessel is stable and self-righting up to the point that the centre of gravity shifts past the centre of buoyancy of the ship and the vessel rapidly capsizes. The pontoon effect is theoretically possible whenever the vessel's entire weight exceeds the buoyancy of the pontoon(s) on either side.
Pontoon (card game) Pontoon (card game) Pontoon is a name shared by two distinct card games, both blackjack variants. For those in Australia, Malaysia and Singapore, pontoon is a card game similar to match play 21 or Spanish 21, while in the UK, a game of pontoon holds closer to the traditional blackjack rules, but can be quickly distinguished by the verbal usage of the terms "twist" and "stick". The Malaysian version of pontoon is played in Australian, Malaysian, British, and Singaporean casinos. using multiple customized decks of cards. In the Treasury Casino, Brisbane, it is known as Treasury 21. In Jupiters Casino,