| cathode ray tube → HasA → one or more electron guns | 0.68 | |
| cathode ray tube → HasA → a fluorescent screen | 0.54 | |
| cathode ray tube → HasA → a phosphorescent screen | 0.53 | |
| cathode ray tube → HasA → lead | 0.49 | |
| cathode ray tube → HasA → cadmium | 0.21 | |
| cathode ray tube → HasA → barium | 0.16 | |
| cathode ray tube → HasA → mercury | 0.16 |