▶ 도량 환산표 - 비중(density)
	비중 (density)     ☞ SI-unit : kg/m3 ☞ 1 kg/dm3 = 1 kg/ℓ = 1 g/cm3 = 1000 kg/m3 ☞ 1 Ib/ft3 = 16.018 kg/m3 = 0.016018 kg/ℓ ☞ 1 Ib/gal (UK) = 0.099776 kg/ℓ, 1 Ib/gal (US) = 0.11983 kg/ℓ
	단위 중량 (mass per unit length)
	☞ SI-unit. kg/m 1 Ib/ft = 1.48816 kg/m 1 Ib/yd = 0.49605 kg/m ☞ Legal units in the textile industry (DIN 60905 and 60910) : 1 tex = 1 g/km 1 mtex = 1 mg/km 1 dtex = 1 dg/km 1 ktex = 1 kg/km ☞ Former unit (이제는 사용치 않음) : 1 den (denier) = 1 g/9 km = 0.1111 tex 1 tex = 9 den