Hollofil
Hollofil II 
Hollofil II or high-loft fiberfill is a textile made of 100% Dacron polyester
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Quallofil 
Quallofil is a fabric that was brought onto the market in the 1980s, which was called
Hollofil and from which Quallofil later developed Quallofil is a 4-channel hollow fiber that was later developed further
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Nebenberuflich selbstständig 
Nebenberuflich selbständig ist, wer sich neben seinem Hauptjob im Anstellungsverhältnis eine selbständige Nebentigkeit begründet.