1) Castoffs 2) Culls 3) Factory seconds 4) Hardly agrees to 5) Refuses to accept 6) The ones not taken 7) Turns down 8) Turns thumbs down 9) Unpopular ones Found on https://www.crosswordclues.com/clue/rejects
Also often referred to as oversize stone. Size varies from unit to unit depending on the maximum size of screen on the processing plant. The term reflects that the largest aperture screen has 'rejected' the stone. This is normally a washed but not graded aggregate. Found on http://www.encyclo.co.uk/visitor-contributions.php