paint is blown to inspire or reveal an image. This is sometimes called "soufflage", but Ernst's name was "sifflage". The result can be seen in his Echo...

lowered by one deck. To improve her stability, a watertight caisson (soufflage) was added at the waterline over her belt armor. The opportunity was taken...

"Affinage des fontes phosphoreuses en une phase avec décrassage en cours de soufflage", Communauté Européenne du charbon et de l'acier (in French) Freyssenet...

and six 47 mm guns. The ship was also fitted with anti-torpedo bulges (soufflages) amidships to increase her beam and thus her stability. Her repairs were...