Potions and scrolls

[Werewolf]

.. this object, a silver heart talisman, is a magical staff,
   and can be referred to as 'silver heart talisman [old]'.
It is of 13th level, weighs 3 pounds, and is worth 25 gold.
You can hold it in your hands.
It sheds a magical aura.
It is fireproof and resists corrosion.
It has 5 (out of 5) charges of a 13th-level spell of 'cure critical'.

but

.. this object, a bright bubbly potion, is a potion,
   and can be referred to as 'bright potion bubbly'.
It is of 15th level, weighs 1 pound, and is worth 4 gold.
No string about hold!
It sheds a magical aura.
It contains 15th-level spells of 'detect invis' and 'protection evil'.

and

.. this object, an old red scroll, is a magical scroll,
   and can be referred to as 'old red scroll [old]'.
It is of 12th level, weighs 1 pound, and is worth 12 gold and 80 silver.
No string about hold!
It sheds a magical aura.
It contains a 12th-level spell of 'ignite'.

But in fact you can hold potions and scrolls in your hands too.

[Werewolf]

Strange but some other potions have that string:

.. this object, a potion of levitation, is a potion,
   and can be referred to as 'green potion levitation'.
It is of 1st level, weighs 1 pound, and is worth 53 gold and 20 silver.
You can hold it in your hands.
It contains a 12th-level spell of 'fly'.