The controversial Rice Purity Test, designed at Rice University in the early 1960s, initially served as a survey to gauge student conduct . Its beginnings are linked to concerns about increasing sexual permissiveness on college campuses and aimed to assess adherence to established values. The test,

Laser land levelers revolutionize the grading process by providing exceptional accuracy and efficiency. These sophisticated machines utilize a laser to scan the ground surface, creating a detailed map of its topography. Based on this data, the laser land leveler adjusts itself position in real-time,