Pengurangan koefisien gesek larutan PEG 4000 800 PPM, 1000 PPM, 1200 PPM pada pipa bulat

Pengurangan nilai jatuh tekan (Pressure Drop) aliran didalam pipa dengan penambahan Aditif Polyvinyl Alcohol 100, 250 Dan 400 Ppm pada Fluida kerja air = Reduction pressure drop with solution of polyvinyl alcohol with concentration Of 100, 250, And 400 Ppm on Fluid Work Water

Pengaruh penambahan Graphene Oxide dengan konsentrasi 50 ppm dan 100 ppm sebagai aditif pada bensin terhadap pengurangan emisi gas buang = The effect of adding Graphene Oxide at concentrations of 50 ppm and 100 ppm as an additive in gasoline on reducing exhaust gas emissions

Pengurangan kerugian tahanan total pada kendaraan bawah air menggunakan edible coatings (cutin and wax) pada kulit tomat dengan variasi konsentrasi larutan (ppm) = Reduction of total resistance on underwater vehicle by edible coatings of cutin and wax of tomato skin by variety of weight concentration (ppm)

Karakteristik aliran lumpur pasir silika pada pipa bulat diameter 18 mm dan pipa spiral diameter 25 mm dengan P/Di 6,7 = Characteristic of the mud flow of silica sand in a circular pipe with a diameter 18 mm and spiral pipe with a diameter 25 mm and with P/Di 6,7