Terms used in sections 631 to 639 shall be construed as follows unless a different meaning is clearly apparent from the language or context:
1. Candling. "Candling" means the common practice of examining the interior of an egg by holding and twirling the same before a light passing through an aperture in an opaque shield.
1-A. Restricted egg. "Restricted egg" means any check, dirty egg, incubator reject, inedible, leaker or loss.
2. Retail. "Retail" means selling direct to consumer.
3. Wholesale. "Wholesale" means selling to retailers.