A person or thing that heats, in particular a device for warming the air or water
A fastball
device that heats water or supplies warmth to a room
A heater is object that emits heat or causes another body to achieve a higher temperature. In a household or domestic setting, heaters are usually appliances whose purpose is to generate heating (i.e. warmth). Heaters exists for all states of matter, including solids, liquids and gases.
A conductor used for indirect heating of the cathode of a thermionic tube
fastball: (baseball) a pitch thrown with maximum velocity; "he swung late on the fastball"; "he showed batters nothing but smoke"
All the rooms or areas on the same level of a building; a story
A level area or space used or designed for a particular activity
a structure consisting of a room or set of rooms at a single position along a vertical scale; "what level is the office on?"
The lower surface of a room, on which one may walk
shock: surprise greatly; knock someone's socks off; "I was floored when I heard that I was promoted"
the inside lower horizontal surface (as of a room, hallway, tent, or other structure); "they needed rugs to cover the bare floors"; "we spread our sleeping bags on the dry floor of the tent"
mass rocket heater in situ under a tarp
the vertical stack is completely bricked, now we need to insulate that as well
mass rocket heater progresses
burn tunnel and feed tube nearly completely insulated