Q: Is ladder a vertical or inclined set of rungs or steps? ¶
Q: Is ladder called stringers or rails or stiles? ¶
A: Yes, Rigid ladders are usually portable, but some types are permanently fixed to a structure, building, or equipment.
Q: Is ladder featured in a Mesolithic rock painting that is at least 10,000 years old? ¶
A: Yes, and depicted in the Spider Caves in Valencia, Spain.
Q: Is ladder placed at the wrong angle? ¶
A: Yes, and the risk of a fall is greatly increased.
Q: Is ladder depicted as long and flexible? ¶
A: Yes, and possibly made out of some kind of grass.
Q: Are ladders ancient tools and technology? ¶
Q: Are ladders portable ladders built to ESD standard? ¶
Q: Were ladders originally made of wood? ¶
A: Yes, but in the 20th century aluminium became more common because of its lighter weight.
Q: Are ladders usually made from plastic steps with special grip and metal bars on the sides to support the steps and as handrails for the user? ¶
Q: Is ladder designed to hold? ¶
A: Yes, and the certification class and its use.
Q: Are ladders used where storage space is extremely limited? ¶
A: Yes, and weight must be kept to a minimum, or in instances where the object to be climbed is too curved to use a rigid ladder.
Q: Are ladders sometimes used in vertical caving? ¶
A: Yes, and having developed from rope ladders with wooden rungs.
Q: Is ladder also used on the side of a boat? ¶
A: Yes, and to climb into it from the water, and in a swimming pool.
Q: Is ladder 75? ¶
Q: Is ladder not required or when working in confined spaces? ¶
Q: Is ladder at risk of sliding? ¶
A: Yes, and if it is too steep, the ladder may fall backwards.
Q: Are ladders ladders with controlled electrical resistance: the resistance slows the transfer of charge from one point to another? ¶
A: Yes, and offering increased protection during ESD events: ≥105 and < 1012 Ω / square.