| Composition of some orange spheres | 34 |
| Composition that evokes rural life (Var.) | 41 |
| Composition that may be Petrarchan | 34 |
| Compound added to natural gas to give it an odor | 48 |
| Compound applied to windshields in winter | 41 |
| Compound banned from some plastics, for short | 45 |
| Compound containing a hydroxl group | 35 |
| Compound containing a hydroxyl group | 36 |
| Compound containing two elements only | 37 |
| Compound found in synthetic rubber | 34 |
| Compound in computer memory cores | 33 |
| Compound in disposable coffee cups | 34 |
| Compound in fireworks and fertilizer | 36 |
| Compound once used as aerosol propellant: Abbr. | 47 |
| Compound related to another compound | 36 |
| Compound such as rust, to a chemist | 35 |
| Compound that Merck started making in '43 | 45 |
| Compound that's a bum steer? | 32 |
| Compound that's subject to tautomerism | 42 |
| Compound used as a flavoring agent | 34 |
| Compound used as a photographic developer | 41 |
| Compound used as a water softener | 33 |
| Compound used in air conditioners | 33 |
| Compound used in making plastics | 32 |
| Compound used in perfume manufacture | 36 |
| Compound used in photographic film production | 45 |
| Compound used in plastic manufacturing | 38 |
| Compound used in synthetic rubber | 33 |
| Compound used in wood preservatives | 35 |
| Compound used to stabilize perfume | 34 |
| Compound used to stabilize perfumes | 35 |
| Compound used to treat chiggers and scabies | 43 |
| Compound whence caffeine is derived | 35 |
| Compound with a double-bonded carbon atom | 41 |
| Compound with a doubly linked carbon atom | 41 |
| Compound with a doubly-linked carbon atom | 41 |
| Compound with a high pH, in sci. class | 38 |
| Compound with double-bonded carbon atoms | 40 |
| Compound with two carbon double bonds | 37 |
| Compounds formed by polymerization | 34 |
| Compounds in vinegar and car batteries | 38 |
| Compounds that smell of rotting fish | 36 |
| Compounds used by nuclear physicists | 36 |
| Compounds with double-bond carbons | 34 |
| Compressed electronic file format | 33 |
| Compromise after a disputed kickball call | 41 |
| Compromise with the district attorney | 37 |
| Compromised . . . or a hint to the puzzle theme | 47 |
| Compromises from both directions? | 33 |
| Compton rapper once under Dr. Dre's tutelage | 48 |
| Compulsive fire starters, informally | 36 |
| Computer 'take back' command | 36 |
| Computer "brains": Abbr. | 34 |
| Computer accessory designed for a library? | 42 |
| Computer acronym about faulty data | 34 |
| Computer acronym for sloppy work | 32 |
| Computer application file extension | 35 |
| Computer bulletin board administrator | 37 |
| Computer bulletin board administrator, for short | 48 |
| Computer bulletin board operator | 32 |
| Computer bulletin board overseer | 32 |
| Computer bulletin board overseers | 33 |
| Computer capacity units, briefly | 32 |
| Computer character set, for short | 33 |
| Computer command for the error-prone | 36 |
| Computer command for the goof-prone | 35 |
| Computer command under "File" | 39 |
| Computer communications, for short | 34 |
| Computer company based in California | 36 |
| Computer company burns out some iPad components? | 48 |
| Computer company founder Michael | 32 |
| Computer company with the developerWorks web site | 49 |
| Computer company's customers | 32 |
| Computer created by Arthur C. Clarke | 36 |
| Computer display showing how output will appear | 47 |
| Computer diversion with falling shapes | 38 |
| Computer drive capacity, in slang | 33 |
| Computer entrepreneur of the 1950s | 34 |
| Computer for one who's on the go | 36 |
| Computer game designer's creations | 38 |
| Computer game set in an island world | 36 |
| Computer game with virtual people | 33 |
| Computer game's eponymous island | 36 |
| Computer giant loses employees at growing rate! | 47 |
| Computer in "2001: A Space Odyssey" | 45 |
| Computer introduced by Steve Jobs | 33 |
| Computer item with a tracking ball | 34 |
| Computer key with an arrow on it | 32 |
| Computer key with opposed arrows | 32 |
| Computer language or star in Perseus | 36 |
| Computer language that's an acronym | 39 |
| Computer language used in business | 34 |
| Computer logic game named for a warship | 39 |
| Computer monitor at the center of attention? | 44 |
| Computer monitor component, often | 33 |
| Computer networking device that may be wireless | 47 |
| Computer on an airplane tray table | 34 |
| Computer once with an egg-shaped design | 39 |
| Computer operating system developed at Bell Labs | 48 |
| Computer operating system developed by Bell Labs | 48 |