Describing a process: (Only 3 words )
Pencil (1)………leads and wooden cases, which are combined together in the manufacturing process.
(2) ……… the production of pencil leads, ground graphite is first.
(3)……. with clay and water to make a dough. (4)…….the dough is ready, it is passed through (5)…….and emerges as a long thin graphite rod. This rod (6) ……into pencil-length pieces, which are allowed to dry. (7)…..drying, the leads are placed (8)…….and heated to (9)……of 800 degrees Celsius.
Meanwhile, the pencil cases are prepared. (10)……is sawn into wide slats and a number of grooves are cut into each one. (11)…….a layer of glue is applied and (12)…… is placed in each groove. Another slat is then placed (13)……, making a sandwich. Finally, the slats (14)……. Into individual pencils, before being sent through a shaping machine (15)……. a smooth finish.

(Please help)