dust bag, vacuum bag

void, vortex, instability, chaos, suction, centrifugal, lyophilisation, backwash, stasis, cavity, exothermic reaction, superheat, degas, lacuna, sterilizer, presoak, platens, parison, tubes, dewar, dehumidifying, friction, toroid, semipermeable membrane, flocculant, washer, venturi, fluid, pcv valve, valve, cryogen, nozzle, auger, silica gel, backdraft, pericardial sac, atomization, inertia, thermoform, ionisation, pipette, capillary tube, steriliser, melter, coolant, desiccant, cryostat, vaporisation, aether, vacuum cleaner, disposer, mandrel, impeller, disintegration, polarization, ultrasonics, activated carbon, interstices, apparatus, electromagnet, macerator, planarity, fluxing, pressure cooker, gasses, floc, condenser, residue, fractional distillation, cesspool, baster, swarf, solidification, thermionic, coils, carboy, electrolytic capacitor, countercurrent, fluidized, alkali metal, cranial cavity, resonant cavity, dispenser, polity, cyclopentane, freon, ionizing, quagmire, paralysis, anarchy, laminations, humidifier, evaporation, gaps, washables, infuser, obsolescing, insertable, piston rod, cabals, sealable, crossflow, vacuums, cohesion, fluidity, coherence, cohesiveness, content, preparedness, resilience, disarray, credibility, flexibility, impasse, intelligibility, satisfaction, universality, centrality, certainty, coherency, cathode, cellophane, diode, iron, lined, sealed, steel, unpacked, vapor, vented, absorption, annealed, anode, anther, antiparallel, antistatic, bakelite, barrier

hoover

., acorn tube, atomic number 10, a battery, b battery, cathode-ray tube, condensation pump, control grid, crt, c battery, dewar, dewar flask, de forest, diffusion pump, distortion, dropper, dust bag, einstein's special theory of relativity, electronic equipment, electron multiplier, evacuate, evacuated, exhaust, eye dropper, freeze-dried, freeze-dry, freeze-drying, grid, hoover, index of refraction, in vacuo, ion pump, lee de forest, light hour, light minute, light second, light speed, light year, lyophilisation, lyophilise, lyophilised, lyophilization, lyophilize, lyophilized, magnetron, ne, neon, plate, refractive index, repaired, silex, special relativity, special relativity theory, special theory of relativity, speed of light, suck, thermionics, thermos, thermos bottle, thermos flask, the father of radio, tickler coil, triode, vacuum-clean, vacuum bag, vacuum bottle, vacuum flask, william henry hoover, william hoover, x-ray tube

clean, emptiness, home appliance, household appliance, make clean, part, region

hoover, vacuity, vacuum-clean, vacuum cleaner