Definition: In a way that causes or spreads disease or harm; harmful or dangerous.

Example: The pests infested the garden pestiferously, damaging the plants.

Definition: A type of chemical that comes from oil or natural gas, often used in making products like plastics and fertilizers.

Example: The petrochemical industry plays a crucial role in the production of many everyday items.

Definition: A type of fuel made from refined crude oil, commonly used in vehicles and engines.

Example: I need to stop and fill up the car with petrol before we continue our journey.

Definition: A thick, oily liquid found underground that is used to make fuel and other products.

Example: The company is drilling for petroleum in the Gulf of Mexico.

Definition: Relating to or derived from oil, especially petroleum.

Example: The petrolic products are essential for the production of various fuels.

Definition: A gradual process of stopping or ending something, often used in reference to operations or production.

Example: The company announced a phaseout of its older products to make way for new technology.

Definition: A chemical compound that contains phosphorus, often used in fertilizers and other applications.

Example: Farmers often use phosphate to improve soil fertility.

Definition: Able to be broken down into smaller parts by the action of light, often referring to materials that can decompose when exposed to sunlight.

Example: Many companies are now producing photodegradable bags to help reduce plastic waste in the environment.

Definition: A type of chemical compound that is derived from phthalic acid, often used to make plastics more flexible and durable.

Example: Phthalates are commonly found in many household products, including toys and food packaging.

Definition: Harmful or toxic to plants, causing damage or death to them.

Example: The chemical was found to be phytotoxic, leading to the wilting of the crops.