Fat Person Bakery is recognized as a an unscrupulous company because they have been using chemicals in their breads and cakes. Such chemicals may have adverse effects on their customers' health.
 an unscrupulous company an unethical company a selfish company a bad company黑心用 unscrupulous 最貼切! 如果你特別指某一個特質的黑心，就得白話翻譯出來。Company 就是公司，可用 enterprise, firm 等字代替。
My sister is bad-tempered and would nap at anybody whenever she feels like it.