This can be reduced by wearing gloves and other protective clothing. Rules were developed and the use of protective gloves etc. The formation of this protective layer is called passivation. Airsoft is safe when played with proper protective gear. This gives more opportunity to wear protective styles. The Ministry of Textiles was to ensure the availability of protective and medical materials. For instance, The scale of damage resulting from the Operation Protective Edge is unprecedented. No tanks were damaged during Operation Protective Edge. Solvents are required to spread a protective or decorative film. It is lined with an epithelium that has goblet cells which produce protective mucins. Swans are highly protective of their nests. They may have been both protective and evil spirits. The latter example is a form of protective custody. The residency complained about a lack of personnel and protective equipment. In those studies showing a protective effect, the data are inconsistent.