It's about one-one-hundred-thousandth as big as a Hot Air Balloon
In other words, 1,350 tablespoons is 0.00000910 times the size of a Hot Air Balloon, and the size of a Hot Air Balloon is 110,000 times that amount.(four-person capacity; envelope volume; average)
The average volume of a hot air balloon sufficient to lift four adults is 150,000,000 tablespoons. Typically made of nylon or dacron, a balloon envelope of this size typically weighs just 88 kg (190 lbs).
It's about one-five-hundred-fiftieth as big as a Concrete Mixer Truck
In other words, the size of a Concrete Mixer Truck is 560 times 1,350 tablespoons.(a.k.a. cement mixer, a.k.a. cement mixer truck, a.k.a. cement transport truck, a.k.a. concrete mixer, a.k.a. concrete transport truck, a.k.a. in-transit mixer)(standard size; drum capacity)
A concrete mixer truck has a drum volume of up to 740,000 tablespoons. Concrete mixer trucks can be in transit for about 90 minutes before the concrete dries — if the concrete dries while in the drum, jackhammers or even dynamite must be used to remove it.
It's about one-thirty-fifth as big as a Hot Tub
In other words, the size of a Hot Tub is 36 times 1,350 tablespoons.(for Lifesmart Rock Solid Simplicity Plug and Play 4 Person Spa With 12 Jets) (a.k.a. Spa, a.k.a. Jacuzzi, a.k.a. Whirlpool) (Advertised Capacity)
An average, four-person hot tub holds 48,600 tablespoons of water. Modern hot tubs became popular outside of Japan starting in about 1940.
It's about one-tenth as big as a Bathtub
In other words, 1,350 tablespoons is 0.120 times the size of a Bathtub, and the size of a Bathtub is 8.30 times that amount.(a.k.a. bath, a.k.a. tub) (for Bootz Industries Aloha 5 ft. Left Hand Drain Soaking Tub)
The capacity of a typical bathtub is 11,000 tablespoons. Historically, bathtubs have been made of various materials including marble, terracotta, silver, gold, and iron but the size and shape of the tubs has changed little in their 7,000 year history.
It's about one-fourth as big as a Car Gas Tank
In other words, 1,350 tablespoons is 0.2640 times the size of a Car Gas Tank, and the size of a Car Gas Tank is 3.790 times that amount.(for 2009 Ford Taurus)
A car gas tank (for example, that of a 2009 Ford Taurus) holds 5,120 tablespoons of gas. In contrast, the Curved Dash Oldsmobile — the first mass-produced car — had a fuel capacity of just 1,350 tablespoons.
It's about one-third as big as a Beer Keg
It's about one-and-four-fifths times as big as a Basketball (packed)
In other words, 1,350 tablespoons is 1.79833544760 times the size of a Basketball (packed), and the size of a Basketball (packed) is 0.556069781830 times that amount.(64% packing density) (NBA official ball standards, Size 7)
A NBA official ball, manufactured by Spalding, is a Size 7 ball measures about 480.444291490 tablespoons. These balls have 4,118 pebbles each with a diameter of 2.5 mm