Rowan berries are generally considered non-poisonous for humans when consumed in small quantities. However, they can cause mild stomach upset or diarrhea if eaten in large amounts. It is important to note that some people may have allergies or sensitivities to certain compounds in rowan berries, so it is best to consume them in moderation. Additionally, rowan berries are toxic to some animals, so it is important to keep them away from pets. **

Fish food is not inherently poisonous, as it is specifically formulated to provide essential nutrients for fish. However, some fish foods may contain harmful additives or preservatives, so it is important to carefully read the ingredients and choose high-quality fish food from reputable brands. Additionally, overfeeding fish can lead to water pollution and health issues for the fish, so it is important to follow recommended feeding guidelines. Overall, when used properly, fish food is not poisonous and is essential for the health and well-being of aquarium fish. **

No, Chinese food is not inherently poisonous. Like any cuisine, the safety and quality of Chinese food depend on the ingredients used, the cooking methods, and the hygiene practices of the restaurant or cook. It is important to ensure that the food is prepared and handled properly to avoid any risk of food poisoning. Overall, Chinese food can be delicious and safe to eat when prepared and served in a clean and reputable establishment. **

Turtle food is not inherently poisonous, as it is specifically formulated to meet the dietary needs of turtles. However, it is important to ensure that the food is appropriate for the specific species of turtle and that it is not expired or contaminated. Additionally, it is crucial to avoid feeding turtles human food or items that are toxic to them, such as certain plants or insects. Always consult with a veterinarian or reptile expert for guidance on the best diet for your turtle. **

Yes, parts of poisonous plants can sometimes be treated to make them non-toxic. This process usually involves specific methods such as drying, cooking, or fermenting the plant parts to break down or remove the toxic compounds. However, it is important to note that not all poisonous plants can be made safe for consumption through treatment, and caution should always be exercised when dealing with potentially toxic plants. Consulting with a knowledgeable expert or botanist is recommended before attempting to treat any poisonous plant for consumption. **

Yes, there are certain varieties of apples that contain toxic compounds in their seeds, such as cyanide. However, the amount of cyanide in apple seeds is typically very small and would need to be consumed in large quantities to be harmful. As for trees with poisonous apples, there are no known species of trees that naturally produce poisonous apples. **

Ash itself is not inherently poisonous, as it is primarily composed of minerals and other non-toxic substances. However, ash from certain materials or sources can be harmful if ingested or inhaled. For example, ash from burned materials like treated wood, plastics, or chemicals can contain toxic substances that may be harmful to humans and animals. It is important to be cautious when dealing with ash and to avoid ingesting or inhaling it, especially if its source is unknown. **

No, he is not poisonous. He may have markings or colors that mimic those of a poisonous animal to deter predators, but he himself is not harmful to humans. It is important to remember that not all brightly colored or patterned animals are poisonous. **