Yes: Influenza b virus is a respiratory virus spread by coughing, etc. The two main types of influenza occurring during flu season are influenza a and influenza b. Influenza b often causes more GI symptoms.
Excavators are vehicles that are used on construction sites to move material. 1  slide 1 of 2. Excavators: Also Known as Diggers and Backhoes An excavator uses hydraulics or a wire rope pulley system to dig holes or trenches and is, therefore, often called a digger. 2  slide 2 of 2. Examples of Excavators.
Benefits of a Mini Excavator. For most small to medium sized jobs, a mini or micro excavator is the perfect piece of equipment. Sized to allow easy access through residential jobsites, the mini excavator retains a similar control layout when compared to a larger excavating rig.