Related by context. Frequent words. (Click for all words.) 67 argon 61 potassium hydroxide 58 microbubbles 58 ionised 58 superheated steam 57 liquid helium 56 #.degree [001] 56 polymer matrix 56 feedwater 56 silica gel 55 vapor 55 desiccant 55 supercooled 55 aqueous solution 55 thermally 55 hydride 55 thermostatic 54 overpressure 54 impeller 54 aluminum oxide 54 rubber gasket 54 microcapsules 54 cryogenic temperatures 54 low emissivity 54 gaseous hydrogen 54 refrigerant 53 coolant 53 cleanable 53 membrane 53 freon 53 reactant 53 heat exchanger 53 microchannels 52 annealed 52 condenser 52 ultraviolet UV light 52 combustor 52 chemically inert 52 hydrogen ions 52 Refrigerant 52 adsorbent 52 polymer coating 52 H#O# 52 metal hydride 52 PTFE 51 dehumidifying 51 combustion chamber 51 SiO 2 51 liquid nitrogen 51 ionisation 51 carbonic acid 51 HEPA filters 51 liposome 51 nonreactive 51 membranes 51 molten aluminum 51 dopant 51 toroidal 51 Coolant 51 reactor coolant 51 inert gases 51 microchannel 51 colorless liquid 51 thermally conductive 51 evaporators 51 -# ° C [001] 51 laminar 51 cylindrical 51 rubidium 51 compressible 50 temperature gradient 50 Acetylene 50 epoxy resin 50 venturi 50 PVDF 50 evaporator 50 compressed air 50 laminations 50 -# degrees Celsius [001] 50 condensers 50 spray nozzle 50 backpressure 50 SF6 50 exhaust gases 50 nanospheres 50 SiO2 50 insulating glass 50 reactants 50 oxidization 50 silane 50 ultrasonic waves 50 filtrate 50 airflows 50 hydrostatic pressure 50 molten glass 50 Capillary 50 fluorine 50 l h 50 drywell 50 calcium ions 50 flue gases