1.2M views · 6.5K reactions | The Mundari people use a natural, traditional toothbrush: they use branches or roots from specific trees, such as neem or miswak, which have antibacterial properties. They chew the ends until they fray and then use them to brush their teeth. This method is common among many pastoral peoples and maintains effective oral hygiene without industrial products. #inspirationofafrica | Quim Fàbregas - Fotografía y Viajes. | Facebook

11K views · 90 reactions | Use of laser level. Image/Audio Courtesy: Unknown DM for credit or removal request. Use intended only for knowledge and information purposes. #civilengineering #theconstructor #construction #civil #engineering #civilengineeringworld #civilengineer #engineer #engineers #building #civilconstruction #constructionlife #engineeringlife #constructionworker | The Constructor - Civil Engineering Home | Facebook