| LAWOFMASSACTION | Chemists' fundamental flaw, as atomic numbers quickly made clear (3,2,4,6) |
| GASES | Substances or states of matter such as atomic numbers 2, 10 and 18 (5) |
| BACKTOTHEDRAWINGBOARD | Go address fundamental flaws, as with political cartoons |
| SPEEDDIAL | Eccentric individual peddles a method of finding contact number quickly |
| FEETOFCLAY | What made the Ali shuffle possible is a fundamental flaw (4,2,4) |
| ISOTOPS | In physics, atomic nuclei with the same atomic numbers and mass as others but different energy state |
| LOOPHOLE | Syndicate rejected flaw as way out of contract? (8) |
| IONIC | Icon I re-drew as atomic (5) |
| POKEAHOLE | Point out a flaw, as in an argument |
| LANTHANIDE | Series of 15 chemically related metallic elements (atomic numbers 57-71) also known as the rare earths (10) |
| NICHROME | An alloy of atomic numbers 24 and 28, used as a heating element in hairdryers, ovens and toasters (8) |
| ELEMENTS | Substances that are primary constituents of matter and distinguished by atomic numbers (8) |
| PERIODIC | The _ table shows the chemical elements according to their atomic numbers (8) |
| HASTY | Quickly made, as a decision |
| OTRANTO | Boat, ignoring odds, quickly made for port |
| CRAWL | Quickly made stroke in pool competition |
| RANUP | Quickly made legal case about new university (3,2) |
| SKETCH | Second boat in quickly-made image |
| KNOCKEDUP | Quickly made (a meal) (7,2) |
| INSTANTCOFFEE | Quickly made hot drink (7,6) |
