 However, as the corporation did not heed this advice, BCI started working on this programme on its own.BCI began to rescue, spay and vaccinate street dogs and also persuaded pet owners and people taking care of street dogs to bring them for treatment free of cost.By the early 1970s, the number of stray dogs killed by the corporation was so high that the Central Leather Research Institute started designing products such as neckties and wallets from dog skins.