Eye, (Substances In The). To remove fine particles of gravel, lime, etc, the eye should be syringed with lukewarm water till free from them. Be particular not to worry the eye under the impression that the substance is still there, which the enlargement of some of the minute vessels makes the patient believe is actually the case. - Or, bathe the eye with a little weak vinegar and water, and carefully remove any little piece of lime which may be seen, with a feather. If any lime has got entangled in the eyelashes, carefully clear it away with a bit of soft linen soaked in vinegar and water. Inflammation is sure to follow; a smart purge must therefore be adminstered.