In these rules unless the context otherwise requires,-
(a) “Black node” means black knot usually caused by the residue of the ingesta or slime left behind in the casing;
(b) “calibration” means,
(i) in the case of wet-salted casings, measurement of the diameter of the casing;
(ii) in the case of dried casings, flat measure (half circumference);
(iii) in the case of dry-ready to-wet casings of sheep and goats, measurement of the diameter of the casings after their treatment with water for at least fifteen minutes.
Explanation.-For the purposes of this clause the diameter shall be found out by inflating the casing with air or water and measuring the diameter by means of suitable calibration frames after properly stretching out the casing all and taking the mean of several readings.
(c) “cattle” includes bull, cow, ox, heifer, calf, steer, bullock and buffalo;
(d) “cattle casing” means,
(i) Fat end (the terminal ed of the larger intestine measuring about 1.5 metres in length from the anus),
(ii) Middle (remaining part of the large intestine),
(iii) Bung (caecal part of the intestine),
(iv) Runner (small intestine),
(v) Bladder, and
(vi) Weasand (gullet or oesophagus);
(e) “cicatrix’ means any scar of healed-up wound;
(f) “domestic” means any small grease spot in the casing;
(g) “kink” means any twisted loop in the casing;
(h) “nodule” means a small rounded structure;
(i) “rust” means black spots caused by putrifaction due to bacterial or fungal action;
(j) “salt burn” means areas of discolouration generally caused by-
(i) the entry of air into air-tight tin containers in which the casings are packed; and
(ii) the use of poor quality salt;
(k) “Schedule” means a Schedule to these rules.