a substance that abrades or wears down

wear away

wear away

wear away

wear away

wear away

a tool or machine used for wearing down or smoothing or polishing

a tool or machine used for wearing down or smoothing or polishing

a tool or machine used for wearing down or smoothing or polishing

the first of the Old Testament patriarchs and the father of Isaac; according to Genesis, God promised to give Abraham's family (the Hebrews) the land of Canaan (the Promised Land); God tested Abraham by asking him to sacrifice his son