| Lubricant | |
| appearance as argument number 1 |
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| (documentation Lubricant EnglishLanguage "Any Substance that reduces Friction between two objects that are in contact and move with respect to one another. Note that this does not include CorpuscularObjects like BallBearings.") | Cars.kif 3035-3037 | |
| (subclass Lubricant Substance) | Cars.kif 3033-3033 |
| appearance as argument number 2 |
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| (subclass Grease Lubricant) | Cars.kif 3039-3039 | |
| (termFormat EnglishLanguage Lubricant "lubricant") | Cars.kif 3034-3034 |
| consequent |
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| (=> (instance ?LP Lubricating) (exists (?L) (and (instance ?L Lubricant) (objectTransferred ?LP ?L)))) |
Cars.kif 3057-3062 |
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