Centrifuge equipment is an apparatus widely used for seperating liquids with two different liquids of different densities by means of centrifugal force.

Create supports while printing bevel gears

100% 3D printable mechanicsm costing around $3 which is commercially available for around $100-$150 (https://www.carolina.com/catalog/detail.jsp?prodId=701816&s_cid=ppc_gl_products&utm_source=google&utm_medium=cpc&scid=scplp701816&sc_intid=701816&gclid=EAIaIQobChMIlLDrrY7F3gIVnrrACh2qvgfkEAQYAiABEgIluPD_BwE)