Update blob.md

Updated wording

Author: maurice-harper

docs/technical-details/reference/blob.md

@@ -1,6 +1,6 @@
 # Blob
 
-Blobs are binary large objects that can used to store any type of unstructured/binary data and is designed for large content. Blobs support streaming and feature better performance for content larger than about 20KB. Blobs are built off the native JavaScript `Blob` type, and HarperDB extends the native `Blob` type for integrated storage with the database. To use blobs, you would generally want to declare a field as a `Blob` type in your schema:
+Blobs are binary large objects that can be used to store any type of unstructured/binary data and is designed for large content. Blobs support streaming and feature better performance for content larger than about 20KB. Blobs are built off the native JavaScript `Blob` type, and HarperDB extends the native `Blob` type for integrated storage with the database. To use blobs, you would generally want to declare a field as a `Blob` type in your schema:
 ```graphql
 type MyTable {
 	id: Any! @primaryKey
@@ -93,4 +93,4 @@ if (blob.size === undefined) {
 
 ```
 
-See the [configuration](../../deployments/configuration.md) documentation for more information on configuring where blob are stored. 
+See the [configuration](../../deployments/configuration.md) documentation for more information on configuring where blob are stored.