Labyrinthing

Labyrinthing and glass wool lining of a unique aluminum silencer box do the trick.

Source: wiktionary

Complicated labyrinthing was erected to prevent any leakage of X-rays, the aim being to ensure that four scatterings of rays occurred before the beam could escape.

Source: wiktionary

If attention is paid to such parameters as good labyrinthing, barrier films, narrow temperature ranges, good bearing quality, and adequate torquing power, then a relatively few oils can suffice.

Source: wiktionary

Labyrinthing may be formed by partitioning within a single chamber or by the interconnection of adjacent tanks with high and low gates.

Source: wiktionary