extra large ironing cover_burnt orange tablecloth
FRP manholes cover the European market and are growing mainly due to legal restrictions on the manual handling of heavy loads. Other lightweight options are gaining the market in the region; composite materials are most suitable for this purpose. This manhole provides electrical insulation and slips resistance.
The question of why manhole covers are typically round (in some countries) was made famous by Microsoft when they began asking it as a job-interview question.[8] Originally meant as a psychological assessment of how one approaches a question with more than one correct answer, the problem has produced a number of alternative explanations, from the tautological (Manhole covers are round because manholes are round)[8] to the philosophical.