THE THICKNESS OF THE LAYER PATTERN ON THE METHOD OF LOST FOAM CASTING AGAINST THE ACCURACY OF THE SIZE OF THE IRON by Muhammad Hasyim

“…A thick layer of 0 (without coating), 500 and 1300 Micron will result in decreased accuracy measure. …”
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Addition of Essential Oil Bioadditives as a Mixture of Biodiesel B35 Fuel on the Performance of Reducing Water content and Particulate Content by Anggi Firdaus Agumsah, Meika Syahbana Rusli, Dwi Setyaningsih, Egi Agustian, Ade Kurniawan

“…Based on the study's results, the water content of biodiesel B35 with the AC bio-additive mixture experienced the highest decrease in water content, which was 18% or 287.2 ppm and performs well in reducing particulate levels of 4, 6, and 14 microns. The completely randomized design (CRD) test results for non-factorial moisture content on days 0, 3, 5, 7, and 14 and particulate matter 4, 6, and 14 microns showed no significant difference because each P value was obtained greater than α (0.05).…”
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Kadar Debu terhadap Kapasitas Vital Paru pada Masyarakat di Sekitar PT Semen Baturaja by Sri Indra Trigunarso, Prayudhy Yushananta, Fernanda Kurnun Ainin

“…Dust particles with a size of fewer than 50 microns that normally fly can enter the workers' respiratory tract by being sucked in during breathing (ILO, 1998). …”
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