Conferiamo l'olio esausto oggi.

Italian often drops subject pronouns when the verb already makes the subject clear.

• conferiamo = we confer / we deliver / we dispose of
• The ending -iamo tells you the subject is we

So noi conferiamo is possible, but usually unnecessary unless you want emphasis, contrast, or clarity.

Conferiamo is the present indicative of conferire.

In Italian, the present tense can mean:

• something happening now
• something habitual
• sometimes even a near future action, depending on context

So with oggi, it can naturally mean something like we’re delivering / disposing of the used oil today.

In everyday Italian, conferire is a somewhat formal or technical verb. In contexts like waste collection, recycling, or official delivery, it means something like:

• to deliver
• to hand over
• to take to the proper collection point
• to dispose of properly

So in this sentence, it is not just a general bring. It suggests taking the used oil to the correct place for collection or disposal.

Because olio begins with a vowel, il becomes l'.

So:

• il + olio becomes l'olio

This is called elision. It is very common in Italian before singular nouns beginning with a vowel.

Other examples:

• l'acqua
• l'amico
• l'ufficio

Literally, esausto does mean exhausted or used up. But with substances like oil, it means spent, used, or waste oil.

So olio esausto is a standard expression for:

• used oil
• waste oil
• spent oil

This is especially common in environmental, industrial, or recycling contexts.

In Italian, adjectives often come after the noun, especially when they are classifying or describing the noun in a straightforward way.

So:

• olio esausto = used oil
• noun first, adjective second

This is the normal order here. Putting the adjective before the noun would sound unusual or would change the tone.

Oggi means today, and Italian is fairly flexible about adverb placement.

Conferiamo l'olio esausto oggi is natural and clear.
But you could also say:

• Oggi conferiamo l'olio esausto
• Conferiamo oggi l'olio esausto

The version with oggi at the end sounds perfectly normal and often puts a little more focus on today.

Here it is masculine singular:

• l'olio esausto = the used oil

The adjective matches the noun:

• olio = masculine singular
• esausto = masculine singular

If it were plural, it would be:

• gli oli esausti

That said, in practice olio is often treated as an uncountable substance, so the singular is very common.

It sounds a bit formal or technical, especially because of conferiamo and olio esausto.

A more everyday way to say something similar might be:

• Portiamo l'olio usato oggi
• Oggi portiamo l'olio usato al punto di raccolta

So the original sentence sounds like the kind of wording you might find in:

• instructions
• recycling notices
• workplace language
• municipal or environmental communication

They are close, but the tone is different.

• olio usato = used oil
  More everyday and general.

• olio esausto = waste oil / spent oil
  More technical, official, or environmental.

In many contexts they refer to the same thing, but esausto sounds more specialized.

Yes. Depending on the situation, Italians might use simpler verbs such as:

• portiamo = we take / we bring
• consegniamo = we deliver / hand over
• smaltiamo = we dispose of

But each one has a slightly different nuance:

• portiamo is the most general
• consegniamo emphasizes handing something over
• smaltiamo emphasizes disposal
• conferiamo suggests taking something to the proper collection/disposal system

So conferiamo is especially suitable for recycling or regulated waste.

It is pronounced roughly:

con-fe-RYAH-mo

A more detailed breakdown:

• con = like con
• fe = feh
• ria = sounds like rya
• mo = mo

The stress falls on ria:

• con-fe-RIA-mo

And esausto is roughly:

• eh-ZOW-sto

The au sounds like the ow in cow.