They are dipped in clarified honey perfumed with rose water, musk and camphor. Camphor and cyclohexanone are used for minty flavoring. The scent is similar to that of camphor with hints of rosemary. It has many chemical components, some of which are borneol, camphor, and pinene. The ceremony involved the feeding of betel, mixed with camphor and other ingredients. Pure adamantane is a colorless, crystalline solid with a characteristic camphor smell. The leaves have a glossy, waxy appearance and smell of camphor when crushed. With camphor, nitrocellulose gives celluloid. Phthalates were first introduced in the 1920s and quickly replaced the volatile and odorous camphor. This is evidenced by cinnamates, salicylates, benzylidine camphor, and dibenzoylmethane derivatives. Agricultural produce included tea, rice, sugar, tobacco, camphor, fruits, and silk. It was composed of 10% camphor, 45% nitroglycerine and 45% collodion (nitrocellulose). Hydrolysis into isoborneol followed by oxidation gives racemic camphor. The duck is marinated in a pickling liquid then smoked with camphor and tea leaves. Cleaning cadavers were done by bathing and then rubbing the corpses with camphor oil.