Abstract: Disclosed are disposable, compostable surgical/medical masks comprising (i) a 3-ply face-mask component wherein the two outer layers are a spunbond PLA textile and the third center layer is a meltblown PLA textile, (ii) a deformable nose bar formed from a PLA extrudate, and (iii) a pair of elongate narrow-width 3-ply stretchable soft ear loop strips wherein the two outer strips are spunbond PLA textile and the third middle layer is a compostable elastic film. Some embodiments relate to 4-ply disposable, compostable surgical/medical masks comprising two outer layers each comprising a spunbond PLA textile and two middle layers comprising meltblown PLA textile. Some embodiments relate to 4-ply disposable, compostable surgical/medical masks comprising two outer layers each comprising a spunbond PLA textile, a middle layer comprising a spunbond PLA textile, and a middle layer comprising a meltblown PLA textile.

Abstract: A pipe connecting system for providing fluid communication between pipes that are offset vertically and/or horizontally is described. The pipe connecting system comprises a first and second pivot attachment system for attaching the pipe connecting system to the pipes; and a telescopically extendable central connector that is pivotably engaged with the first and second pivot attachment systems to enable the central connector to be positioned at various angles with respect to the pivot attachment systems.