have additional materials in them to ensure the fire will stick to whatever it's thrown at. petrol alone isn't good enough. you want something sticky so it sticks on a person. when we got to the factory, there was a group of maybe 70 or so men who were all standing around a car. there was somebody in a uniform, ukrainian uniform, who was explaining to them how to throw a molotov cocktail inside a vehicle to the best effect. there's a lot of people here who are trying to get as much training as they can in order to face russian forces if and when they come. in another neighborhood, residents gather supplies and send them wherever they're needed. spike strips to puncture tires, flap jackets with metal plates inside. we're continually sending them to guys there throughout the day, he says.